Home / 67,666,493.28-93,379,863.36-36,726,673.92

Finding the Fourth Proportional to 67,666,493.28, 93,379,863.36 and 36,726,673.92

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Solution

The fourth proportional to 67,666,493.28, 93,379,863.36 and 36,726,673.92 is: 50,682,865.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,666,493.28 : 93,379,863.36 = 36,726,673.92 : x
  2. Step 2: Convert to fraction form
    67,666,493.28/93,379,863.36 = 36,726,673.92/x
  3. Step 3: Cross multiply
    67,666,493.28x = 93,379,863.36 × 36,726,673.92
  4. Step 4: Simplify right side
    67,666,493.28x = 3,429,531,792,316,875.50
  5. Step 5: Solve for x
    x = 3,429,531,792,316,875.50/67,666,493.28
  6. Step 6: Final answer
    x = 50,682,865.72

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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.