Home / 14,996,609.32-20,695,340.82-8,121,103.24

Finding the Fourth Proportional to 14,996,609.32, 20,695,340.82 and 8,121,103.24

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Solution

The fourth proportional to 14,996,609.32, 20,695,340.82 and 8,121,103.24 is: 11,207,133.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,996,609.32 : 20,695,340.82 = 8,121,103.24 : x
  2. Step 2: Convert to fraction form
    14,996,609.32/20,695,340.82 = 8,121,103.24/x
  3. Step 3: Cross multiply
    14,996,609.32x = 20,695,340.82 × 8,121,103.24
  4. Step 4: Simplify right side
    14,996,609.32x = 168,068,999,386,206.25
  5. Step 5: Solve for x
    x = 168,068,999,386,206.25/14,996,609.32
  6. Step 6: Final answer
    x = 11,207,133.28

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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.