Home / 10,921,204.22-15,071,582.12-5,959,965.89

Finding the Fourth Proportional to 10,921,204.22, 15,071,582.12 and 5,959,965.89

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Solution

The fourth proportional to 10,921,204.22, 15,071,582.12 and 5,959,965.89 is: 8,224,927.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,921,204.22 : 15,071,582.12 = 5,959,965.89 : x
  2. Step 2: Convert to fraction form
    10,921,204.22/15,071,582.12 = 5,959,965.89/x
  3. Step 3: Cross multiply
    10,921,204.22x = 15,071,582.12 × 5,959,965.89
  4. Step 4: Simplify right side
    10,921,204.22x = 89,826,115,238,376.14
  5. Step 5: Solve for x
    x = 89,826,115,238,376.14/10,921,204.22
  6. Step 6: Final answer
    x = 8,224,927.72

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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.