Home / 14,040,904.20-21,061,356.30-9,170,017.80

Finding the Fourth Proportional to 14,040,904.20, 21,061,356.30 and 9,170,017.80

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Solution

The fourth proportional to 14,040,904.20, 21,061,356.30 and 9,170,017.80 is: 13,755,026.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,040,904.20 : 21,061,356.30 = 9,170,017.80 : x
  2. Step 2: Convert to fraction form
    14,040,904.20/21,061,356.30 = 9,170,017.80/x
  3. Step 3: Cross multiply
    14,040,904.20x = 21,061,356.30 × 9,170,017.80
  4. Step 4: Simplify right side
    14,040,904.20x = 193,133,012,163,142.16
  5. Step 5: Solve for x
    x = 193,133,012,163,142.16/14,040,904.20
  6. Step 6: Final answer
    x = 13,755,026.70

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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.