Home / 15,966,990.17-22,034,456.08-8,624,826.55

Finding the Fourth Proportional to 15,966,990.17, 22,034,456.08 and 8,624,826.55

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Solution

The fourth proportional to 15,966,990.17, 22,034,456.08 and 8,624,826.55 is: 11,902,265.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,966,990.17 : 22,034,456.08 = 8,624,826.55 : x
  2. Step 2: Convert to fraction form
    15,966,990.17/22,034,456.08 = 8,624,826.55/x
  3. Step 3: Cross multiply
    15,966,990.17x = 22,034,456.08 × 8,624,826.55
  4. Step 4: Simplify right side
    15,966,990.17x = 190,043,361,736,944.72
  5. Step 5: Solve for x
    x = 190,043,361,736,944.72/15,966,990.17
  6. Step 6: Final answer
    x = 11,902,265.85

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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.