Home / 25,554,911.10-38,332,366.65-15,988,973.10

Finding the Fourth Proportional to 25,554,911.10, 38,332,366.65 and 15,988,973.10

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Solution

The fourth proportional to 25,554,911.10, 38,332,366.65 and 15,988,973.10 is: 23,983,459.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,554,911.10 : 38,332,366.65 = 15,988,973.10 : x
  2. Step 2: Convert to fraction form
    25,554,911.10/38,332,366.65 = 15,988,973.10/x
  3. Step 3: Cross multiply
    25,554,911.10x = 38,332,366.65 × 15,988,973.10
  4. Step 4: Simplify right side
    25,554,911.10x = 612,895,179,226,187.12
  5. Step 5: Solve for x
    x = 612,895,179,226,187.12/25,554,911.10
  6. Step 6: Final answer
    x = 23,983,459.65

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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.