Home / 11,651,177.32-16,084,330.16-9,031,894.90

Finding the Fourth Proportional to 11,651,177.32, 16,084,330.16 and 9,031,894.90

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Solution

The fourth proportional to 11,651,177.32, 16,084,330.16 and 9,031,894.90 is: 12,468,437.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,651,177.32 : 16,084,330.16 = 9,031,894.90 : x
  2. Step 2: Convert to fraction form
    11,651,177.32/16,084,330.16 = 9,031,894.90/x
  3. Step 3: Cross multiply
    11,651,177.32x = 16,084,330.16 × 9,031,894.90
  4. Step 4: Simplify right side
    11,651,177.32x = 145,271,979,456,649.91
  5. Step 5: Solve for x
    x = 145,271,979,456,649.91/11,651,177.32
  6. Step 6: Final answer
    x = 12,468,437.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.