Home / 10,099,681.40-15,151,490.40-4,342,403.90

Finding the Fourth Proportional to 10,099,681.40, 15,151,490.40 and 4,342,403.90

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Solution

The fourth proportional to 10,099,681.40, 15,151,490.40 and 4,342,403.90 is: 6,514,452.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,099,681.40 : 15,151,490.40 = 4,342,403.90 : x
  2. Step 2: Convert to fraction form
    10,099,681.40/15,151,490.40 = 4,342,403.90/x
  3. Step 3: Cross multiply
    10,099,681.40x = 15,151,490.40 × 4,342,403.90
  4. Step 4: Simplify right side
    10,099,681.40x = 65,793,891,003,772.57
  5. Step 5: Solve for x
    x = 65,793,891,003,772.57/10,099,681.40
  6. Step 6: Final answer
    x = 6,514,452.13

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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.