Home / 8,316,056.80-12,474,085.20-7,098,335.20

Finding the Fourth Proportional to 8,316,056.80, 12,474,085.20 and 7,098,335.20

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Solution

The fourth proportional to 8,316,056.80, 12,474,085.20 and 7,098,335.20 is: 10,647,502.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,316,056.80 : 12,474,085.20 = 7,098,335.20 : x
  2. Step 2: Convert to fraction form
    8,316,056.80/12,474,085.20 = 7,098,335.20/x
  3. Step 3: Cross multiply
    8,316,056.80x = 12,474,085.20 × 7,098,335.20
  4. Step 4: Simplify right side
    8,316,056.80x = 88,545,238,062,959.03
  5. Step 5: Solve for x
    x = 88,545,238,062,959.03/8,316,056.80
  6. Step 6: Final answer
    x = 10,647,502.80

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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.