Home / 8,965,472.40-13,432,462.20-7,359,339.60

Finding the Fourth Proportional to 8,965,472.40, 13,432,462.20 and 7,359,339.60

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Solution

The fourth proportional to 8,965,472.40, 13,432,462.20 and 7,359,339.60 is: 11,026,083.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,965,472.40 : 13,432,462.20 = 7,359,339.60 : x
  2. Step 2: Convert to fraction form
    8,965,472.40/13,432,462.20 = 7,359,339.60/x
  3. Step 3: Cross multiply
    8,965,472.40x = 13,432,462.20 × 7,359,339.60
  4. Step 4: Simplify right side
    8,965,472.40x = 98,854,050,993,963.11
  5. Step 5: Solve for x
    x = 98,854,050,993,963.11/8,965,472.40
  6. Step 6: Final answer
    x = 11,026,083.91

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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.