Home / 9,965,375.55-13,752,218.45-5,381,696.93

Finding the Fourth Proportional to 9,965,375.55, 13,752,218.45 and 5,381,696.93

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Solution

The fourth proportional to 9,965,375.55, 13,752,218.45 and 5,381,696.93 is: 7,426,741.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,965,375.55 : 13,752,218.45 = 5,381,696.93 : x
  2. Step 2: Convert to fraction form
    9,965,375.55/13,752,218.45 = 5,381,696.93/x
  3. Step 3: Cross multiply
    9,965,375.55x = 13,752,218.45 × 5,381,696.93
  4. Step 4: Simplify right side
    9,965,375.55x = 74,010,271,781,285.55
  5. Step 5: Solve for x
    x = 74,010,271,781,285.55/9,965,375.55
  6. Step 6: Final answer
    x = 7,426,741.86

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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.