Home / 7,869,251.80-11,804,299-2,478,322.11

Finding the Fourth Proportional to 7,869,251.80, 11,804,299 and 2,478,322.11

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Solution

The fourth proportional to 7,869,251.80, 11,804,299 and 2,478,322.11 is: 3,717,615.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,869,251.80 : 11,804,299 = 2,478,322.11 : x
  2. Step 2: Convert to fraction form
    7,869,251.80/11,804,299 = 2,478,322.11/x
  3. Step 3: Cross multiply
    7,869,251.80x = 11,804,299 × 2,478,322.11
  4. Step 4: Simplify right side
    7,869,251.80x = 29,254,855,204,750.89
  5. Step 5: Solve for x
    x = 29,254,855,204,750.89/7,869,251.80
  6. Step 6: Final answer
    x = 3,717,615.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.