Home / 28,534,262.63-42,776,199.43-21,832,594.79

Finding the Fourth Proportional to 28,534,262.63, 42,776,199.43 and 21,832,594.79

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Solution

The fourth proportional to 28,534,262.63, 42,776,199.43 and 21,832,594.79 is: 32,729,614.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,534,262.63 : 42,776,199.43 = 21,832,594.79 : x
  2. Step 2: Convert to fraction form
    28,534,262.63/42,776,199.43 = 21,832,594.79/x
  3. Step 3: Cross multiply
    28,534,262.63x = 42,776,199.43 × 21,832,594.79
  4. Step 4: Simplify right side
    28,534,262.63x = 933,915,428,542,956.50
  5. Step 5: Solve for x
    x = 933,915,428,542,956.50/28,534,262.63
  6. Step 6: Final answer
    x = 32,729,614.95

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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.