Home / 49,537,921.76-74,277,445.76-18,834,748.56

Finding the Fourth Proportional to 49,537,921.76, 74,277,445.76 and 18,834,748.56

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Solution

The fourth proportional to 49,537,921.76, 74,277,445.76 and 18,834,748.56 is: 28,240,930.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,537,921.76 : 74,277,445.76 = 18,834,748.56 : x
  2. Step 2: Convert to fraction form
    49,537,921.76/74,277,445.76 = 18,834,748.56/x
  3. Step 3: Cross multiply
    49,537,921.76x = 74,277,445.76 × 18,834,748.56
  4. Step 4: Simplify right side
    49,537,921.76x = 1,398,997,014,568,638
  5. Step 5: Solve for x
    x = 1,398,997,014,568,638/49,537,921.76
  6. Step 6: Final answer
    x = 28,240,930.68

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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.