Home / 8,531,964.10-12,797,946.15-7,692,156.10

Finding the Fourth Proportional to 8,531,964.10, 12,797,946.15 and 7,692,156.10

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Solution

The fourth proportional to 8,531,964.10, 12,797,946.15 and 7,692,156.10 is: 11,538,234.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,531,964.10 : 12,797,946.15 = 7,692,156.10 : x
  2. Step 2: Convert to fraction form
    8,531,964.10/12,797,946.15 = 7,692,156.10/x
  3. Step 3: Cross multiply
    8,531,964.10x = 12,797,946.15 × 7,692,156.10
  4. Step 4: Simplify right side
    8,531,964.10x = 98,443,799,545,194.02
  5. Step 5: Solve for x
    x = 98,443,799,545,194.02/8,531,964.10
  6. Step 6: Final answer
    x = 11,538,234.15

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Double scale
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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.