Home / 8,815,649.61-13,217,437.56-4,489,325.31

Finding the Fourth Proportional to 8,815,649.61, 13,217,437.56 and 4,489,325.31

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Solution

The fourth proportional to 8,815,649.61, 13,217,437.56 and 4,489,325.31 is: 6,730,913.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,815,649.61 : 13,217,437.56 = 4,489,325.31 : x
  2. Step 2: Convert to fraction form
    8,815,649.61/13,217,437.56 = 4,489,325.31/x
  3. Step 3: Cross multiply
    8,815,649.61x = 13,217,437.56 × 4,489,325.31
  4. Step 4: Simplify right side
    8,815,649.61x = 59,337,376,905,365.45
  5. Step 5: Solve for x
    x = 59,337,376,905,365.45/8,815,649.61
  6. Step 6: Final answer
    x = 6,730,913.72

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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.