Home / 43,142,753.20-64,659,017.40-17,554,853.20

Finding the Fourth Proportional to 43,142,753.20, 64,659,017.40 and 17,554,853.20

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Solution

The fourth proportional to 43,142,753.20, 64,659,017.40 and 17,554,853.20 is: 26,309,854.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,142,753.20 : 64,659,017.40 = 17,554,853.20 : x
  2. Step 2: Convert to fraction form
    43,142,753.20/64,659,017.40 = 17,554,853.20/x
  3. Step 3: Cross multiply
    43,142,753.20x = 64,659,017.40 × 17,554,853.20
  4. Step 4: Simplify right side
    43,142,753.20x = 1,135,079,558,513,245.50
  5. Step 5: Solve for x
    x = 1,135,079,558,513,245.50/43,142,753.20
  6. Step 6: Final answer
    x = 26,309,854.48

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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.