Home / 10,253,010.60-15,385,420.80-3,867,845.40

Finding the Fourth Proportional to 10,253,010.60, 15,385,420.80 and 3,867,845.40

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Solution

The fourth proportional to 10,253,010.60, 15,385,420.80 and 3,867,845.40 is: 5,803,995.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,253,010.60 : 15,385,420.80 = 3,867,845.40 : x
  2. Step 2: Convert to fraction form
    10,253,010.60/15,385,420.80 = 3,867,845.40/x
  3. Step 3: Cross multiply
    10,253,010.60x = 15,385,420.80 × 3,867,845.40
  4. Step 4: Simplify right side
    10,253,010.60x = 59,508,429,068,344.32
  5. Step 5: Solve for x
    x = 59,508,429,068,344.32/10,253,010.60
  6. Step 6: Final answer
    x = 5,803,995.66

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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.