Home / 18,574,890.90-27,862,336.35-9,965,546.70

Finding the Fourth Proportional to 18,574,890.90, 27,862,336.35 and 9,965,546.70

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Solution

The fourth proportional to 18,574,890.90, 27,862,336.35 and 9,965,546.70 is: 14,948,320.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,574,890.90 : 27,862,336.35 = 9,965,546.70 : x
  2. Step 2: Convert to fraction form
    18,574,890.90/27,862,336.35 = 9,965,546.70/x
  3. Step 3: Cross multiply
    18,574,890.90x = 27,862,336.35 × 9,965,546.70
  4. Step 4: Simplify right side
    18,574,890.90x = 277,663,414,067,032.53
  5. Step 5: Solve for x
    x = 277,663,414,067,032.53/18,574,890.90
  6. Step 6: Final answer
    x = 14,948,320.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.