Home / 10,103,780.60-15,155,670.90-6,072,702.20

Finding the Fourth Proportional to 10,103,780.60, 15,155,670.90 and 6,072,702.20

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Solution

The fourth proportional to 10,103,780.60, 15,155,670.90 and 6,072,702.20 is: 9,109,053.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,103,780.60 : 15,155,670.90 = 6,072,702.20 : x
  2. Step 2: Convert to fraction form
    10,103,780.60/15,155,670.90 = 6,072,702.20/x
  3. Step 3: Cross multiply
    10,103,780.60x = 15,155,670.90 × 6,072,702.20
  4. Step 4: Simplify right side
    10,103,780.60x = 92,035,876,016,905.98
  5. Step 5: Solve for x
    x = 92,035,876,016,905.98/10,103,780.60
  6. Step 6: Final answer
    x = 9,109,053.30

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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.