Home / 32,402,814.76-44,694,816.42-20,781,971.56

Finding the Fourth Proportional to 32,402,814.76, 44,694,816.42 and 20,781,971.56

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Solution

The fourth proportional to 32,402,814.76, 44,694,816.42 and 20,781,971.56 is: 28,665,608.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,402,814.76 : 44,694,816.42 = 20,781,971.56 : x
  2. Step 2: Convert to fraction form
    32,402,814.76/44,694,816.42 = 20,781,971.56/x
  3. Step 3: Cross multiply
    32,402,814.76x = 44,694,816.42 × 20,781,971.56
  4. Step 4: Simplify right side
    32,402,814.76x = 928,846,403,719,861
  5. Step 5: Solve for x
    x = 928,846,403,719,861/32,402,814.76
  6. Step 6: Final answer
    x = 28,665,608.55

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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.