Home / 9,876,223.60-13,629,088.14-5,465,957.78

Finding the Fourth Proportional to 9,876,223.60, 13,629,088.14 and 5,465,957.78

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Solution

The fourth proportional to 9,876,223.60, 13,629,088.14 and 5,465,957.78 is: 7,542,966.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,876,223.60 : 13,629,088.14 = 5,465,957.78 : x
  2. Step 2: Convert to fraction form
    9,876,223.60/13,629,088.14 = 5,465,957.78/x
  3. Step 3: Cross multiply
    9,876,223.60x = 13,629,088.14 × 5,465,957.78
  4. Step 4: Simplify right side
    9,876,223.60x = 74,496,020,353,138.73
  5. Step 5: Solve for x
    x = 74,496,020,353,138.73/9,876,223.60
  6. Step 6: Final answer
    x = 7,542,966.15

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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.