Home / 8,213,279.64-11,330,901.12-4,727,784.44

Finding the Fourth Proportional to 8,213,279.64, 11,330,901.12 and 4,727,784.44

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Solution

The fourth proportional to 8,213,279.64, 11,330,901.12 and 4,727,784.44 is: 6,522,371.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,213,279.64 : 11,330,901.12 = 4,727,784.44 : x
  2. Step 2: Convert to fraction form
    8,213,279.64/11,330,901.12 = 4,727,784.44/x
  3. Step 3: Cross multiply
    8,213,279.64x = 11,330,901.12 × 4,727,784.44
  4. Step 4: Simplify right side
    8,213,279.64x = 53,570,058,006,314.57
  5. Step 5: Solve for x
    x = 53,570,058,006,314.57/8,213,279.64
  6. Step 6: Final answer
    x = 6,522,371.13

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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.