Home / 21,049,104.13-31,573,657.41-5,092,752.13

Finding the Fourth Proportional to 21,049,104.13, 31,573,657.41 and 5,092,752.13

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Solution

The fourth proportional to 21,049,104.13, 31,573,657.41 and 5,092,752.13 is: 7,639,128.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,049,104.13 : 31,573,657.41 = 5,092,752.13 : x
  2. Step 2: Convert to fraction form
    21,049,104.13/31,573,657.41 = 5,092,752.13/x
  3. Step 3: Cross multiply
    21,049,104.13x = 31,573,657.41 × 5,092,752.13
  4. Step 4: Simplify right side
    21,049,104.13x = 160,796,810,868,799.50
  5. Step 5: Solve for x
    x = 160,796,810,868,799.50/21,049,104.13
  6. Step 6: Final answer
    x = 7,639,128.48

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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.