Home / 32,680,488.96-45,099,141.12-18,194,319.36

Finding the Fourth Proportional to 32,680,488.96, 45,099,141.12 and 18,194,319.36

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Solution

The fourth proportional to 32,680,488.96, 45,099,141.12 and 18,194,319.36 is: 25,108,197.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,680,488.96 : 45,099,141.12 = 18,194,319.36 : x
  2. Step 2: Convert to fraction form
    32,680,488.96/45,099,141.12 = 18,194,319.36/x
  3. Step 3: Cross multiply
    32,680,488.96x = 45,099,141.12 × 18,194,319.36
  4. Step 4: Simplify right side
    32,680,488.96x = 820,548,176,398,988
  5. Step 5: Solve for x
    x = 820,548,176,398,988/32,680,488.96
  6. Step 6: Final answer
    x = 25,108,197.66

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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.