Home / 6,387,612.40-9,581,418.60-3,868,188.40

Finding the Fourth Proportional to 6,387,612.40, 9,581,418.60 and 3,868,188.40

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Solution

The fourth proportional to 6,387,612.40, 9,581,418.60 and 3,868,188.40 is: 5,802,282.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,387,612.40 : 9,581,418.60 = 3,868,188.40 : x
  2. Step 2: Convert to fraction form
    6,387,612.40/9,581,418.60 = 3,868,188.40/x
  3. Step 3: Cross multiply
    6,387,612.40x = 9,581,418.60 × 3,868,188.40
  4. Step 4: Simplify right side
    6,387,612.40x = 37,062,732,284,064.23
  5. Step 5: Solve for x
    x = 37,062,732,284,064.23/6,387,612.40
  6. Step 6: Final answer
    x = 5,802,282.60

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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.