Home / 15,228,038.10-22,842,057.15-5,129,606.10

Finding the Fourth Proportional to 15,228,038.10, 22,842,057.15 and 5,129,606.10

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Solution

The fourth proportional to 15,228,038.10, 22,842,057.15 and 5,129,606.10 is: 7,694,409.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,228,038.10 : 22,842,057.15 = 5,129,606.10 : x
  2. Step 2: Convert to fraction form
    15,228,038.10/22,842,057.15 = 5,129,606.10/x
  3. Step 3: Cross multiply
    15,228,038.10x = 22,842,057.15 × 5,129,606.10
  4. Step 4: Simplify right side
    15,228,038.10x = 117,170,755,693,188.59
  5. Step 5: Solve for x
    x = 117,170,755,693,188.59/15,228,038.10
  6. Step 6: Final answer
    x = 7,694,409.15

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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.