Home / 9,128,795.78-12,597,893.04-4,998,761.10

Finding the Fourth Proportional to 9,128,795.78, 12,597,893.04 and 4,998,761.10

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Solution

The fourth proportional to 9,128,795.78, 12,597,893.04 and 4,998,761.10 is: 6,898,375.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,128,795.78 : 12,597,893.04 = 4,998,761.10 : x
  2. Step 2: Convert to fraction form
    9,128,795.78/12,597,893.04 = 4,998,761.10/x
  3. Step 3: Cross multiply
    9,128,795.78x = 12,597,893.04 × 4,998,761.10
  4. Step 4: Simplify right side
    9,128,795.78x = 62,973,857,689,058.09
  5. Step 5: Solve for x
    x = 62,973,857,689,058.09/9,128,795.78
  6. Step 6: Final answer
    x = 6,898,375.12

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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.