Home / 72,602,667.20-108,904,000.80-32,217,233.60

Finding the Fourth Proportional to 72,602,667.20, 108,904,000.80 and 32,217,233.60

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Solution

The fourth proportional to 72,602,667.20, 108,904,000.80 and 32,217,233.60 is: 48,325,850.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,602,667.20 : 108,904,000.80 = 32,217,233.60 : x
  2. Step 2: Convert to fraction form
    72,602,667.20/108,904,000.80 = 32,217,233.60/x
  3. Step 3: Cross multiply
    72,602,667.20x = 108,904,000.80 × 32,217,233.60
  4. Step 4: Simplify right side
    72,602,667.20x = 3,508,585,633,748,187
  5. Step 5: Solve for x
    x = 3,508,585,633,748,187/72,602,667.20
  6. Step 6: Final answer
    x = 48,325,850.40

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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.