Home / 8,352,064.80-12,528,097.20-5,517,712.80

Finding the Fourth Proportional to 8,352,064.80, 12,528,097.20 and 5,517,712.80

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Solution

The fourth proportional to 8,352,064.80, 12,528,097.20 and 5,517,712.80 is: 8,276,569.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,352,064.80 : 12,528,097.20 = 5,517,712.80 : x
  2. Step 2: Convert to fraction form
    8,352,064.80/12,528,097.20 = 5,517,712.80/x
  3. Step 3: Cross multiply
    8,352,064.80x = 12,528,097.20 × 5,517,712.80
  4. Step 4: Simplify right side
    8,352,064.80x = 69,126,442,280,084.16
  5. Step 5: Solve for x
    x = 69,126,442,280,084.16/8,352,064.80
  6. Step 6: Final answer
    x = 8,276,569.20

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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.