Home / 35,988,686.48-49,657,049.52-21,296,999.90

Finding the Fourth Proportional to 35,988,686.48, 49,657,049.52 and 21,296,999.90

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Solution

The fourth proportional to 35,988,686.48, 49,657,049.52 and 21,296,999.90 is: 29,385,517.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,988,686.48 : 49,657,049.52 = 21,296,999.90 : x
  2. Step 2: Convert to fraction form
    35,988,686.48/49,657,049.52 = 21,296,999.90/x
  3. Step 3: Cross multiply
    35,988,686.48x = 49,657,049.52 × 21,296,999.90
  4. Step 4: Simplify right side
    35,988,686.48x = 1,057,546,178,661,735
  5. Step 5: Solve for x
    x = 1,057,546,178,661,735/35,988,686.48
  6. Step 6: Final answer
    x = 29,385,517.56

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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.