Home / 10,360,012.90-15,540,019.35-3,268,300.90

Finding the Fourth Proportional to 10,360,012.90, 15,540,019.35 and 3,268,300.90

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Solution

The fourth proportional to 10,360,012.90, 15,540,019.35 and 3,268,300.90 is: 4,902,451.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,360,012.90 : 15,540,019.35 = 3,268,300.90 : x
  2. Step 2: Convert to fraction form
    10,360,012.90/15,540,019.35 = 3,268,300.90/x
  3. Step 3: Cross multiply
    10,360,012.90x = 15,540,019.35 × 3,268,300.90
  4. Step 4: Simplify right side
    10,360,012.90x = 50,789,459,227,622.41
  5. Step 5: Solve for x
    x = 50,789,459,227,622.41/10,360,012.90
  6. Step 6: Final answer
    x = 4,902,451.35

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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.