Home / 35,919,687.02-49,569,215.49-20,449,771.20

Finding the Fourth Proportional to 35,919,687.02, 49,569,215.49 and 20,449,771.20

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Solution

The fourth proportional to 35,919,687.02, 49,569,215.49 and 20,449,771.20 is: 28,220,711.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,919,687.02 : 49,569,215.49 = 20,449,771.20 : x
  2. Step 2: Convert to fraction form
    35,919,687.02/49,569,215.49 = 20,449,771.20/x
  3. Step 3: Cross multiply
    35,919,687.02x = 49,569,215.49 × 20,449,771.20
  4. Step 4: Simplify right side
    35,919,687.02x = 1,013,679,115,333,995.88
  5. Step 5: Solve for x
    x = 1,013,679,115,333,995.88/35,919,687.02
  6. Step 6: Final answer
    x = 28,220,711.25

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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.