Home / 14,631,591.75-20,191,332.13-8,105,201.02

Finding the Fourth Proportional to 14,631,591.75, 20,191,332.13 and 8,105,201.02

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Solution

The fourth proportional to 14,631,591.75, 20,191,332.13 and 8,105,201.02 is: 11,185,030.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,631,591.75 : 20,191,332.13 = 8,105,201.02 : x
  2. Step 2: Convert to fraction form
    14,631,591.75/20,191,332.13 = 8,105,201.02/x
  3. Step 3: Cross multiply
    14,631,591.75x = 20,191,332.13 × 8,105,201.02
  4. Step 4: Simplify right side
    14,631,591.75x = 163,654,805,775,234.75
  5. Step 5: Solve for x
    x = 163,654,805,775,234.75/14,631,591.75
  6. Step 6: Final answer
    x = 11,185,030.90

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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.