Home / 91,656,687.08-126,482,379.39-51,966,888.57

Finding the Fourth Proportional to 91,656,687.08, 126,482,379.39 and 51,966,888.57

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Solution

The fourth proportional to 91,656,687.08, 126,482,379.39 and 51,966,888.57 is: 71,712,124.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,656,687.08 : 126,482,379.39 = 51,966,888.57 : x
  2. Step 2: Convert to fraction form
    91,656,687.08/126,482,379.39 = 51,966,888.57/x
  3. Step 3: Cross multiply
    91,656,687.08x = 126,482,379.39 × 51,966,888.57
  4. Step 4: Simplify right side
    91,656,687.08x = 6,572,895,715,828,595
  5. Step 5: Solve for x
    x = 6,572,895,715,828,595/91,656,687.08
  6. Step 6: Final answer
    x = 71,712,124.07

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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.