Home / 15,511,128.20-23,277,319.49-5,413,749.20

Finding the Fourth Proportional to 15,511,128.20, 23,277,319.49 and 5,413,749.20

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Solution

The fourth proportional to 15,511,128.20, 23,277,319.49 and 5,413,749.20 is: 8,124,332.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,511,128.20 : 23,277,319.49 = 5,413,749.20 : x
  2. Step 2: Convert to fraction form
    15,511,128.20/23,277,319.49 = 5,413,749.20/x
  3. Step 3: Cross multiply
    15,511,128.20x = 23,277,319.49 × 5,413,749.20
  4. Step 4: Simplify right side
    15,511,128.20x = 126,017,569,664,279.69
  5. Step 5: Solve for x
    x = 126,017,569,664,279.69/15,511,128.20
  6. Step 6: Final answer
    x = 8,124,332.94

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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.