Home / 29,972,156.72-44,976,170.96-12,932,829.68

Finding the Fourth Proportional to 29,972,156.72, 44,976,170.96 and 12,932,829.68

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Solution

The fourth proportional to 29,972,156.72, 44,976,170.96 and 12,932,829.68 is: 19,406,983.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,972,156.72 : 44,976,170.96 = 12,932,829.68 : x
  2. Step 2: Convert to fraction form
    29,972,156.72/44,976,170.96 = 12,932,829.68/x
  3. Step 3: Cross multiply
    29,972,156.72x = 44,976,170.96 × 12,932,829.68
  4. Step 4: Simplify right side
    29,972,156.72x = 581,669,158,684,242.12
  5. Step 5: Solve for x
    x = 581,669,158,684,242.12/29,972,156.72
  6. Step 6: Final answer
    x = 19,406,983.76

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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.