Home / 11,435,961.65-15,781,627.15-6,279,323.22

Finding the Fourth Proportional to 11,435,961.65, 15,781,627.15 and 6,279,323.22

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Solution

The fourth proportional to 11,435,961.65, 15,781,627.15 and 6,279,323.22 is: 8,665,466.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,435,961.65 : 15,781,627.15 = 6,279,323.22 : x
  2. Step 2: Convert to fraction form
    11,435,961.65/15,781,627.15 = 6,279,323.22/x
  3. Step 3: Cross multiply
    11,435,961.65x = 15,781,627.15 × 6,279,323.22
  4. Step 4: Simplify right side
    11,435,961.65x = 99,097,937,796,679.11
  5. Step 5: Solve for x
    x = 99,097,937,796,679.11/11,435,961.65
  6. Step 6: Final answer
    x = 8,665,466.09

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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.