Home / 7,342,174.31-10,132,381.05-4,034,442.03

Finding the Fourth Proportional to 7,342,174.31, 10,132,381.05 and 4,034,442.03

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Solution

The fourth proportional to 7,342,174.31, 10,132,381.05 and 4,034,442.03 is: 5,567,629.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,342,174.31 : 10,132,381.05 = 4,034,442.03 : x
  2. Step 2: Convert to fraction form
    7,342,174.31/10,132,381.05 = 4,034,442.03/x
  3. Step 3: Cross multiply
    7,342,174.31x = 10,132,381.05 × 4,034,442.03
  4. Step 4: Simplify right side
    7,342,174.31x = 40,878,503,972,095.53
  5. Step 5: Solve for x
    x = 40,878,503,972,095.53/7,342,174.31
  6. Step 6: Final answer
    x = 5,567,629.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.