Home / 47,403,385.56-71,105,078.54-13,324,731.44

Finding the Fourth Proportional to 47,403,385.56, 71,105,078.54 and 13,324,731.44

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Solution

The fourth proportional to 47,403,385.56, 71,105,078.54 and 13,324,731.44 is: 19,987,097.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,403,385.56 : 71,105,078.54 = 13,324,731.44 : x
  2. Step 2: Convert to fraction form
    47,403,385.56/71,105,078.54 = 13,324,731.44/x
  3. Step 3: Cross multiply
    47,403,385.56x = 71,105,078.54 × 13,324,731.44
  4. Step 4: Simplify right side
    47,403,385.56x = 947,456,075,565,607.38
  5. Step 5: Solve for x
    x = 947,456,075,565,607.38/47,403,385.56
  6. Step 6: Final answer
    x = 19,987,097.22

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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.