Home / 71,017,542.02-106,557,001.68-38,189,741.54

Finding the Fourth Proportional to 71,017,542.02, 106,557,001.68 and 38,189,741.54

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Solution

The fourth proportional to 71,017,542.02, 106,557,001.68 and 38,189,741.54 is: 57,301,115.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,017,542.02 : 106,557,001.68 = 38,189,741.54 : x
  2. Step 2: Convert to fraction form
    71,017,542.02/106,557,001.68 = 38,189,741.54/x
  3. Step 3: Cross multiply
    71,017,542.02x = 106,557,001.68 × 38,189,741.54
  4. Step 4: Simplify right side
    71,017,542.02x = 4,069,384,353,436,546
  5. Step 5: Solve for x
    x = 4,069,384,353,436,546/71,017,542.02
  6. Step 6: Final answer
    x = 57,301,115.16

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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.