Home / 9,043,763.52-12,480,390.78-4,969,644.96

Finding the Fourth Proportional to 9,043,763.52, 12,480,390.78 and 4,969,644.96

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Solution

The fourth proportional to 9,043,763.52, 12,480,390.78 and 4,969,644.96 is: 6,858,108.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,043,763.52 : 12,480,390.78 = 4,969,644.96 : x
  2. Step 2: Convert to fraction form
    9,043,763.52/12,480,390.78 = 4,969,644.96/x
  3. Step 3: Cross multiply
    9,043,763.52x = 12,480,390.78 × 4,969,644.96
  4. Step 4: Simplify right side
    9,043,763.52x = 62,023,111,138,657.47
  5. Step 5: Solve for x
    x = 62,023,111,138,657.47/9,043,763.52
  6. Step 6: Final answer
    x = 6,858,108.46

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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.