Home / 49,280,392.68-73,868,461.96-18,561,680.52

Finding the Fourth Proportional to 49,280,392.68, 73,868,461.96 and 18,561,680.52

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Solution

The fourth proportional to 49,280,392.68, 73,868,461.96 and 18,561,680.52 is: 27,822,886.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,280,392.68 : 73,868,461.96 = 18,561,680.52 : x
  2. Step 2: Convert to fraction form
    49,280,392.68/73,868,461.96 = 18,561,680.52/x
  3. Step 3: Cross multiply
    49,280,392.68x = 73,868,461.96 × 18,561,680.52
  4. Step 4: Simplify right side
    49,280,392.68x = 1,371,122,791,405,292.75
  5. Step 5: Solve for x
    x = 1,371,122,791,405,292.75/49,280,392.68
  6. Step 6: Final answer
    x = 27,822,886.89

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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.