Home / 8,707,467.40-13,061,201.10-2,642,187.40

Finding the Fourth Proportional to 8,707,467.40, 13,061,201.10 and 2,642,187.40

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Solution

The fourth proportional to 8,707,467.40, 13,061,201.10 and 2,642,187.40 is: 3,963,281.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,707,467.40 : 13,061,201.10 = 2,642,187.40 : x
  2. Step 2: Convert to fraction form
    8,707,467.40/13,061,201.10 = 2,642,187.40/x
  3. Step 3: Cross multiply
    8,707,467.40x = 13,061,201.10 × 2,642,187.40
  4. Step 4: Simplify right side
    8,707,467.40x = 34,510,140,975,286.14
  5. Step 5: Solve for x
    x = 34,510,140,975,286.14/8,707,467.40
  6. Step 6: Final answer
    x = 3,963,281.10

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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.