Home / 61,658,045.40-92,510,687.70-60,689,641.80

Finding the Fourth Proportional to 61,658,045.40, 92,510,687.70 and 60,689,641.80

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Solution

The fourth proportional to 61,658,045.40, 92,510,687.70 and 60,689,641.80 is: 91,057,711.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,658,045.40 : 92,510,687.70 = 60,689,641.80 : x
  2. Step 2: Convert to fraction form
    61,658,045.40/92,510,687.70 = 60,689,641.80/x
  3. Step 3: Cross multiply
    61,658,045.40x = 92,510,687.70 × 60,689,641.80
  4. Step 4: Simplify right side
    61,658,045.40x = 5,614,440,499,184,666
  5. Step 5: Solve for x
    x = 5,614,440,499,184,666/61,658,045.40
  6. Step 6: Final answer
    x = 91,057,711.33

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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.