Home / 10,031,649.93-15,021,930.24-6,609,561.72

Finding the Fourth Proportional to 10,031,649.93, 15,021,930.24 and 6,609,561.72

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Solution

The fourth proportional to 10,031,649.93, 15,021,930.24 and 6,609,561.72 is: 9,897,511.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,031,649.93 : 15,021,930.24 = 6,609,561.72 : x
  2. Step 2: Convert to fraction form
    10,031,649.93/15,021,930.24 = 6,609,561.72/x
  3. Step 3: Cross multiply
    10,031,649.93x = 15,021,930.24 × 6,609,561.72
  4. Step 4: Simplify right side
    10,031,649.93x = 99,288,375,018,482.17
  5. Step 5: Solve for x
    x = 99,288,375,018,482.17/10,031,649.93
  6. Step 6: Final answer
    x = 9,897,511.95

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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.