Home / 10,078,364.54-15,127,291.11-9,532,163.72

Finding the Fourth Proportional to 10,078,364.54, 15,127,291.11 and 9,532,163.72

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Solution

The fourth proportional to 10,078,364.54, 15,127,291.11 and 9,532,163.72 is: 14,307,461.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,078,364.54 : 15,127,291.11 = 9,532,163.72 : x
  2. Step 2: Convert to fraction form
    10,078,364.54/15,127,291.11 = 9,532,163.72/x
  3. Step 3: Cross multiply
    10,078,364.54x = 15,127,291.11 × 9,532,163.72
  4. Step 4: Simplify right side
    10,078,364.54x = 144,195,815,500,620.53
  5. Step 5: Solve for x
    x = 144,195,815,500,620.53/10,078,364.54
  6. Step 6: Final answer
    x = 14,307,461.78

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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.