Home / 12,479,228.08-18,804,022.02-10,254,586.97

Finding the Fourth Proportional to 12,479,228.08, 18,804,022.02 and 10,254,586.97

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Solution

The fourth proportional to 12,479,228.08, 18,804,022.02 and 10,254,586.97 is: 15,451,875.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,479,228.08 : 18,804,022.02 = 10,254,586.97 : x
  2. Step 2: Convert to fraction form
    12,479,228.08/18,804,022.02 = 10,254,586.97/x
  3. Step 3: Cross multiply
    12,479,228.08x = 18,804,022.02 × 10,254,586.97
  4. Step 4: Simplify right side
    12,479,228.08x = 192,827,479,236,895.12
  5. Step 5: Solve for x
    x = 192,827,479,236,895.12/12,479,228.08
  6. Step 6: Final answer
    x = 15,451,875.55

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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.