Home / 40,357,221.92-55,694,150.88-22,023,690.56

Finding the Fourth Proportional to 40,357,221.92, 55,694,150.88 and 22,023,690.56

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Solution

The fourth proportional to 40,357,221.92, 55,694,150.88 and 22,023,690.56 is: 30,393,339.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,357,221.92 : 55,694,150.88 = 22,023,690.56 : x
  2. Step 2: Convert to fraction form
    40,357,221.92/55,694,150.88 = 22,023,690.56/x
  3. Step 3: Cross multiply
    40,357,221.92x = 55,694,150.88 × 22,023,690.56
  4. Step 4: Simplify right side
    40,357,221.92x = 1,226,590,744,983,071.75
  5. Step 5: Solve for x
    x = 1,226,590,744,983,071.75/40,357,221.92
  6. Step 6: Final answer
    x = 30,393,339.45

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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.