Home / 8,279,876.32-11,426,358.56-4,608,832.80

Finding the Fourth Proportional to 8,279,876.32, 11,426,358.56 and 4,608,832.80

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Solution

The fourth proportional to 8,279,876.32, 11,426,358.56 and 4,608,832.80 is: 6,360,261.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,279,876.32 : 11,426,358.56 = 4,608,832.80 : x
  2. Step 2: Convert to fraction form
    8,279,876.32/11,426,358.56 = 4,608,832.80/x
  3. Step 3: Cross multiply
    8,279,876.32x = 11,426,358.56 × 4,608,832.80
  4. Step 4: Simplify right side
    8,279,876.32x = 52,662,176,115,888.77
  5. Step 5: Solve for x
    x = 52,662,176,115,888.77/8,279,876.32
  6. Step 6: Final answer
    x = 6,360,261.20

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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.