Home / 24,774,731-34,189,128.78-13,909,948.28

Finding the Fourth Proportional to 24,774,731, 34,189,128.78 and 13,909,948.28

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Solution

The fourth proportional to 24,774,731, 34,189,128.78 and 13,909,948.28 is: 19,195,728.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,774,731 : 34,189,128.78 = 13,909,948.28 : x
  2. Step 2: Convert to fraction form
    24,774,731/34,189,128.78 = 13,909,948.28/x
  3. Step 3: Cross multiply
    24,774,731x = 34,189,128.78 × 13,909,948.28
  4. Step 4: Simplify right side
    24,774,731x = 475,569,013,068,059.50
  5. Step 5: Solve for x
    x = 475,569,013,068,059.50/24,774,731
  6. Step 6: Final answer
    x = 19,195,728.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.