Home / 8,869,387.20-13,309,329.60-5,845,495.20

Finding the Fourth Proportional to 8,869,387.20, 13,309,329.60 and 5,845,495.20

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Solution

The fourth proportional to 8,869,387.20, 13,309,329.60 and 5,845,495.20 is: 8,771,702.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,869,387.20 : 13,309,329.60 = 5,845,495.20 : x
  2. Step 2: Convert to fraction form
    8,869,387.20/13,309,329.60 = 5,845,495.20/x
  3. Step 3: Cross multiply
    8,869,387.20x = 13,309,329.60 × 5,845,495.20
  4. Step 4: Simplify right side
    8,869,387.20x = 77,799,622,292,017.92
  5. Step 5: Solve for x
    x = 77,799,622,292,017.92/8,869,387.20
  6. Step 6: Final answer
    x = 8,771,702.10

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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.