Home / 25,287,813-37,908,468.36-9,109,807.68

Finding the Fourth Proportional to 25,287,813, 37,908,468.36 and 9,109,807.68

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Solution

The fourth proportional to 25,287,813, 37,908,468.36 and 9,109,807.68 is: 13,656,335.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,287,813 : 37,908,468.36 = 9,109,807.68 : x
  2. Step 2: Convert to fraction form
    25,287,813/37,908,468.36 = 9,109,807.68/x
  3. Step 3: Cross multiply
    25,287,813x = 37,908,468.36 × 9,109,807.68
  4. Step 4: Simplify right side
    25,287,813x = 345,338,856,202,965
  5. Step 5: Solve for x
    x = 345,338,856,202,965/25,287,813
  6. Step 6: Final answer
    x = 13,656,335.41

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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.