Home / 29,972,147.72-44,976,157.46-12,932,820.66

Finding the Fourth Proportional to 29,972,147.72, 44,976,157.46 and 12,932,820.66

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Solution

The fourth proportional to 29,972,147.72, 44,976,157.46 and 12,932,820.66 is: 19,406,970.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,972,147.72 : 44,976,157.46 = 12,932,820.66 : x
  2. Step 2: Convert to fraction form
    29,972,147.72/44,976,157.46 = 12,932,820.66/x
  3. Step 3: Cross multiply
    29,972,147.72x = 44,976,157.46 × 12,932,820.66
  4. Step 4: Simplify right side
    29,972,147.72x = 581,668,578,341,437
  5. Step 5: Solve for x
    x = 581,668,578,341,437/29,972,147.72
  6. Step 6: Final answer
    x = 19,406,970.22

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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.