Home / 8,298,417.10-12,447,625.65-7,794,532.30

Finding the Fourth Proportional to 8,298,417.10, 12,447,625.65 and 7,794,532.30

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Solution

The fourth proportional to 8,298,417.10, 12,447,625.65 and 7,794,532.30 is: 11,691,798.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,298,417.10 : 12,447,625.65 = 7,794,532.30 : x
  2. Step 2: Convert to fraction form
    8,298,417.10/12,447,625.65 = 7,794,532.30/x
  3. Step 3: Cross multiply
    8,298,417.10x = 12,447,625.65 × 7,794,532.30
  4. Step 4: Simplify right side
    8,298,417.10x = 97,023,420,187,233.50
  5. Step 5: Solve for x
    x = 97,023,420,187,233.50/8,298,417.10
  6. Step 6: Final answer
    x = 11,691,798.45

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Double scale
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Similar ratio
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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.