Home / 32,786,715.52-45,274,787.76-20,418,047.92

Finding the Fourth Proportional to 32,786,715.52, 45,274,787.76 and 20,418,047.92

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Solution

The fourth proportional to 32,786,715.52, 45,274,787.76 and 20,418,047.92 is: 28,195,040.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,786,715.52 : 45,274,787.76 = 20,418,047.92 : x
  2. Step 2: Convert to fraction form
    32,786,715.52/45,274,787.76 = 20,418,047.92/x
  3. Step 3: Cross multiply
    32,786,715.52x = 45,274,787.76 × 20,418,047.92
  4. Step 4: Simplify right side
    32,786,715.52x = 924,422,786,051,509.50
  5. Step 5: Solve for x
    x = 924,422,786,051,509.50/32,786,715.52
  6. Step 6: Final answer
    x = 28,195,040.93

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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.