Home / 9,251,906.64-12,768,966.65-5,330,911.80

Finding the Fourth Proportional to 9,251,906.64, 12,768,966.65 and 5,330,911.80

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Solution

The fourth proportional to 9,251,906.64, 12,768,966.65 and 5,330,911.80 is: 7,357,427.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,251,906.64 : 12,768,966.65 = 5,330,911.80 : x
  2. Step 2: Convert to fraction form
    9,251,906.64/12,768,966.65 = 5,330,911.80/x
  3. Step 3: Cross multiply
    9,251,906.64x = 12,768,966.65 × 5,330,911.80
  4. Step 4: Simplify right side
    9,251,906.64x = 68,070,234,897,792.08
  5. Step 5: Solve for x
    x = 68,070,234,897,792.08/9,251,906.64
  6. Step 6: Final answer
    x = 7,357,427.78

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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.