Home / 36,290,465.10-54,435,697.65-18,150,612.30

Finding the Fourth Proportional to 36,290,465.10, 54,435,697.65 and 18,150,612.30

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Solution

The fourth proportional to 36,290,465.10, 54,435,697.65 and 18,150,612.30 is: 27,225,918.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,290,465.10 : 54,435,697.65 = 18,150,612.30 : x
  2. Step 2: Convert to fraction form
    36,290,465.10/54,435,697.65 = 18,150,612.30/x
  3. Step 3: Cross multiply
    36,290,465.10x = 54,435,697.65 × 18,150,612.30
  4. Step 4: Simplify right side
    36,290,465.10x = 988,041,243,325,171.12
  5. Step 5: Solve for x
    x = 988,041,243,325,171.12/36,290,465.10
  6. Step 6: Final answer
    x = 27,225,918.45

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.