Home / 10,787,801.86-14,887,619.13-6,204,126.88

Finding the Fourth Proportional to 10,787,801.86, 14,887,619.13 and 6,204,126.88

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Solution

The fourth proportional to 10,787,801.86, 14,887,619.13 and 6,204,126.88 is: 8,561,955.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,787,801.86 : 14,887,619.13 = 6,204,126.88 : x
  2. Step 2: Convert to fraction form
    10,787,801.86/14,887,619.13 = 6,204,126.88/x
  3. Step 3: Cross multiply
    10,787,801.86x = 14,887,619.13 × 6,204,126.88
  4. Step 4: Simplify right side
    10,787,801.86x = 92,364,678,023,635.22
  5. Step 5: Solve for x
    x = 92,364,678,023,635.22/10,787,801.86
  6. Step 6: Final answer
    x = 8,561,955.37

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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.