Home / 11,278,214.88-15,563,952.48-6,121,577.52

Finding the Fourth Proportional to 11,278,214.88, 15,563,952.48 and 6,121,577.52

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Solution

The fourth proportional to 11,278,214.88, 15,563,952.48 and 6,121,577.52 is: 8,447,785.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,278,214.88 : 15,563,952.48 = 6,121,577.52 : x
  2. Step 2: Convert to fraction form
    11,278,214.88/15,563,952.48 = 6,121,577.52/x
  3. Step 3: Cross multiply
    11,278,214.88x = 15,563,952.48 × 6,121,577.52
  4. Step 4: Simplify right side
    11,278,214.88x = 95,275,941,623,916.25
  5. Step 5: Solve for x
    x = 95,275,941,623,916.25/11,278,214.88
  6. Step 6: Final answer
    x = 8,447,785.63

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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.