Home / 52,587,305.28-79,239,905.02-43,212,686.04

Finding the Fourth Proportional to 52,587,305.28, 79,239,905.02 and 43,212,686.04

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Solution

The fourth proportional to 52,587,305.28, 79,239,905.02 and 43,212,686.04 is: 65,113,987.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,587,305.28 : 79,239,905.02 = 43,212,686.04 : x
  2. Step 2: Convert to fraction form
    52,587,305.28/79,239,905.02 = 43,212,686.04/x
  3. Step 3: Cross multiply
    52,587,305.28x = 79,239,905.02 × 43,212,686.04
  4. Step 4: Simplify right side
    52,587,305.28x = 3,424,169,137,468,679.50
  5. Step 5: Solve for x
    x = 3,424,169,137,468,679.50/52,587,305.28
  6. Step 6: Final answer
    x = 65,113,987.48

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.