Home / 47,881,767.02-71,832,739.56-15,531,147.38

Finding the Fourth Proportional to 47,881,767.02, 71,832,739.56 and 15,531,147.38

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Solution

The fourth proportional to 47,881,767.02, 71,832,739.56 and 15,531,147.38 is: 23,299,993.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,881,767.02 : 71,832,739.56 = 15,531,147.38 : x
  2. Step 2: Convert to fraction form
    47,881,767.02/71,832,739.56 = 15,531,147.38/x
  3. Step 3: Cross multiply
    47,881,767.02x = 71,832,739.56 × 15,531,147.38
  4. Step 4: Simplify right side
    47,881,767.02x = 1,115,644,864,815,516.50
  5. Step 5: Solve for x
    x = 1,115,644,864,815,516.50/47,881,767.02
  6. Step 6: Final answer
    x = 23,299,993.59

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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.