Home / 12,527,755.83-17,288,980.64-7,022,898.96

Finding the Fourth Proportional to 12,527,755.83, 17,288,980.64 and 7,022,898.96

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Solution

The fourth proportional to 12,527,755.83, 17,288,980.64 and 7,022,898.96 is: 9,691,980.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,527,755.83 : 17,288,980.64 = 7,022,898.96 : x
  2. Step 2: Convert to fraction form
    12,527,755.83/17,288,980.64 = 7,022,898.96/x
  3. Step 3: Cross multiply
    12,527,755.83x = 17,288,980.64 × 7,022,898.96
  4. Step 4: Simplify right side
    12,527,755.83x = 121,418,764,121,001.66
  5. Step 5: Solve for x
    x = 121,418,764,121,001.66/12,527,755.83
  6. Step 6: Final answer
    x = 9,691,980.41

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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.