Home / 35,791,043.76-49,397,250.06-21,108,323.88

Finding the Fourth Proportional to 35,791,043.76, 49,397,250.06 and 21,108,323.88

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Solution

The fourth proportional to 35,791,043.76, 49,397,250.06 and 21,108,323.88 is: 29,132,795.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,791,043.76 : 49,397,250.06 = 21,108,323.88 : x
  2. Step 2: Convert to fraction form
    35,791,043.76/49,397,250.06 = 21,108,323.88/x
  3. Step 3: Cross multiply
    35,791,043.76x = 49,397,250.06 × 21,108,323.88
  4. Step 4: Simplify right side
    35,791,043.76x = 1,042,693,153,047,829.38
  5. Step 5: Solve for x
    x = 1,042,693,153,047,829.38/35,791,043.76
  6. Step 6: Final answer
    x = 29,132,795.35

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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.