Home / 10,120,565.95-13,966,538.48-5,536,963.87

Finding the Fourth Proportional to 10,120,565.95, 13,966,538.48 and 5,536,963.87

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Solution

The fourth proportional to 10,120,565.95, 13,966,538.48 and 5,536,963.87 is: 7,641,096.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,120,565.95 : 13,966,538.48 = 5,536,963.87 : x
  2. Step 2: Convert to fraction form
    10,120,565.95/13,966,538.48 = 5,536,963.87/x
  3. Step 3: Cross multiply
    10,120,565.95x = 13,966,538.48 × 5,536,963.87
  4. Step 4: Simplify right side
    10,120,565.95x = 77,332,218,925,039.89
  5. Step 5: Solve for x
    x = 77,332,218,925,039.89/10,120,565.95
  6. Step 6: Final answer
    x = 7,641,096.29

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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.