Home / 7,858,874.88-10,845,139.20-4,421,114.88

Finding the Fourth Proportional to 7,858,874.88, 10,845,139.20 and 4,421,114.88

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Solution

The fourth proportional to 7,858,874.88, 10,845,139.20 and 4,421,114.88 is: 6,101,077.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,858,874.88 : 10,845,139.20 = 4,421,114.88 : x
  2. Step 2: Convert to fraction form
    7,858,874.88/10,845,139.20 = 4,421,114.88/x
  3. Step 3: Cross multiply
    7,858,874.88x = 10,845,139.20 × 4,421,114.88
  4. Step 4: Simplify right side
    7,858,874.88x = 47,947,606,292,791.29
  5. Step 5: Solve for x
    x = 47,947,606,292,791.29/7,858,874.88
  6. Step 6: Final answer
    x = 6,101,077.70

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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.