Home / 91,656,686.08-126,482,378.01-51,966,887.57

Finding the Fourth Proportional to 91,656,686.08, 126,482,378.01 and 51,966,887.57

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Solution

The fourth proportional to 91,656,686.08, 126,482,378.01 and 51,966,887.57 is: 71,712,122.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,656,686.08 : 126,482,378.01 = 51,966,887.57 : x
  2. Step 2: Convert to fraction form
    91,656,686.08/126,482,378.01 = 51,966,887.57/x
  3. Step 3: Cross multiply
    91,656,686.08x = 126,482,378.01 × 51,966,887.57
  4. Step 4: Simplify right side
    91,656,686.08x = 6,572,895,517,631,911
  5. Step 5: Solve for x
    x = 6,572,895,517,631,911/91,656,686.08
  6. Step 6: Final answer
    x = 71,712,122.69

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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.