Home / 15,008,685.76-22,512,790.86-4,773,397.78

Finding the Fourth Proportional to 15,008,685.76, 22,512,790.86 and 4,773,397.78

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Solution

The fourth proportional to 15,008,685.76, 22,512,790.86 and 4,773,397.78 is: 7,160,021.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,008,685.76 : 22,512,790.86 = 4,773,397.78 : x
  2. Step 2: Convert to fraction form
    15,008,685.76/22,512,790.86 = 4,773,397.78/x
  3. Step 3: Cross multiply
    15,008,685.76x = 22,512,790.86 × 4,773,397.78
  4. Step 4: Simplify right side
    15,008,685.76x = 107,462,505,912,728.30
  5. Step 5: Solve for x
    x = 107,462,505,912,728.30/15,008,685.76
  6. Step 6: Final answer
    x = 7,160,021.05

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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.