Home / 12,479,222.98-18,804,014.38-10,254,581.91

Finding the Fourth Proportional to 12,479,222.98, 18,804,014.38 and 10,254,581.91

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Solution

The fourth proportional to 12,479,222.98, 18,804,014.38 and 10,254,581.91 is: 15,451,867.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,479,222.98 : 18,804,014.38 = 10,254,581.91 : x
  2. Step 2: Convert to fraction form
    12,479,222.98/18,804,014.38 = 10,254,581.91/x
  3. Step 3: Cross multiply
    12,479,222.98x = 18,804,014.38 × 10,254,581.91
  4. Step 4: Simplify right side
    12,479,222.98x = 192,827,305,651,664.06
  5. Step 5: Solve for x
    x = 192,827,305,651,664.06/12,479,222.98
  6. Step 6: Final answer
    x = 15,451,867.95

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.