Home / 8,807,147.70-13,198,279.95-6,514,782.90

Finding the Fourth Proportional to 8,807,147.70, 13,198,279.95 and 6,514,782.90

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Solution

The fourth proportional to 8,807,147.70, 13,198,279.95 and 6,514,782.90 is: 9,762,971.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,807,147.70 : 13,198,279.95 = 6,514,782.90 : x
  2. Step 2: Convert to fraction form
    8,807,147.70/13,198,279.95 = 6,514,782.90/x
  3. Step 3: Cross multiply
    8,807,147.70x = 13,198,279.95 × 6,514,782.90
  4. Step 4: Simplify right side
    8,807,147.70x = 85,983,928,527,672.86
  5. Step 5: Solve for x
    x = 85,983,928,527,672.86/8,807,147.70
  6. Step 6: Final answer
    x = 9,762,971.11

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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.