Home / 6,645,335.90-9,968,003.85-4,377,854.30

Finding the Fourth Proportional to 6,645,335.90, 9,968,003.85 and 4,377,854.30

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Solution

The fourth proportional to 6,645,335.90, 9,968,003.85 and 4,377,854.30 is: 6,566,781.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645,335.90 : 9,968,003.85 = 4,377,854.30 : x
  2. Step 2: Convert to fraction form
    6,645,335.90/9,968,003.85 = 4,377,854.30/x
  3. Step 3: Cross multiply
    6,645,335.90x = 9,968,003.85 × 4,377,854.30
  4. Step 4: Simplify right side
    6,645,335.90x = 43,638,468,517,139.05
  5. Step 5: Solve for x
    x = 43,638,468,517,139.05/6,645,335.90
  6. Step 6: Final answer
    x = 6,566,781.45

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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.