Home / 61,810,291.20-92,715,436.80-38,967,513.60

Finding the Fourth Proportional to 61,810,291.20, 92,715,436.80 and 38,967,513.60

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Solution

The fourth proportional to 61,810,291.20, 92,715,436.80 and 38,967,513.60 is: 58,451,270.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,810,291.20 : 92,715,436.80 = 38,967,513.60 : x
  2. Step 2: Convert to fraction form
    61,810,291.20/92,715,436.80 = 38,967,513.60/x
  3. Step 3: Cross multiply
    61,810,291.20x = 92,715,436.80 × 38,967,513.60
  4. Step 4: Simplify right side
    61,810,291.20x = 3,612,890,044,433,940.50
  5. Step 5: Solve for x
    x = 3,612,890,044,433,940.50/61,810,291.20
  6. Step 6: Final answer
    x = 58,451,270.40

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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.