Home / 9,200,649.12-12,696,981.60-5,070,827.76

Finding the Fourth Proportional to 9,200,649.12, 12,696,981.60 and 5,070,827.76

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Solution

The fourth proportional to 9,200,649.12, 12,696,981.60 and 5,070,827.76 is: 6,997,789.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,200,649.12 : 12,696,981.60 = 5,070,827.76 : x
  2. Step 2: Convert to fraction form
    9,200,649.12/12,696,981.60 = 5,070,827.76/x
  3. Step 3: Cross multiply
    9,200,649.12x = 12,696,981.60 × 5,070,827.76
  4. Step 4: Simplify right side
    9,200,649.12x = 64,384,206,765,489.21
  5. Step 5: Solve for x
    x = 64,384,206,765,489.21/9,200,649.12
  6. Step 6: Final answer
    x = 6,997,789.60

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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.