Home / 12,404,177.30-17,117,778.89-6,897,433.92

Finding the Fourth Proportional to 12,404,177.30, 17,117,778.89 and 6,897,433.92

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Solution

The fourth proportional to 12,404,177.30, 17,117,778.89 and 6,897,433.92 is: 9,518,466.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,404,177.30 : 17,117,778.89 = 6,897,433.92 : x
  2. Step 2: Convert to fraction form
    12,404,177.30/17,117,778.89 = 6,897,433.92/x
  3. Step 3: Cross multiply
    12,404,177.30x = 17,117,778.89 × 6,897,433.92
  4. Step 4: Simplify right side
    12,404,177.30x = 118,068,748,716,458.80
  5. Step 5: Solve for x
    x = 118,068,748,716,458.80/12,404,177.30
  6. Step 6: Final answer
    x = 9,518,466.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.