Home / 14,655,522.92-20,227,047.30-8,131,254.28

Finding the Fourth Proportional to 14,655,522.92, 20,227,047.30 and 8,131,254.28

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Solution

The fourth proportional to 14,655,522.92, 20,227,047.30 and 8,131,254.28 is: 11,222,476.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,655,522.92 : 20,227,047.30 = 8,131,254.28 : x
  2. Step 2: Convert to fraction form
    14,655,522.92/20,227,047.30 = 8,131,254.28/x
  3. Step 3: Cross multiply
    14,655,522.92x = 20,227,047.30 × 8,131,254.28
  4. Step 4: Simplify right side
    14,655,522.92x = 164,471,264,879,319.84
  5. Step 5: Solve for x
    x = 164,471,264,879,319.84/14,655,522.92
  6. Step 6: Final answer
    x = 11,222,476.72

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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.