Home / 23,008,505.12-31,752,401.52-12,695,892.56

Finding the Fourth Proportional to 23,008,505.12, 31,752,401.52 and 12,695,892.56

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Solution

The fourth proportional to 23,008,505.12, 31,752,401.52 and 12,695,892.56 is: 17,520,698.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,008,505.12 : 31,752,401.52 = 12,695,892.56 : x
  2. Step 2: Convert to fraction form
    23,008,505.12/31,752,401.52 = 12,695,892.56/x
  3. Step 3: Cross multiply
    23,008,505.12x = 31,752,401.52 × 12,695,892.56
  4. Step 4: Simplify right side
    23,008,505.12x = 403,125,078,219,900.69
  5. Step 5: Solve for x
    x = 403,125,078,219,900.69/23,008,505.12
  6. Step 6: Final answer
    x = 17,520,698.37

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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.