Home / 17,162,079.80-25,721,001.30-13,153,119.80

Finding the Fourth Proportional to 17,162,079.80, 25,721,001.30 and 13,153,119.80

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Solution

The fourth proportional to 17,162,079.80, 25,721,001.30 and 13,153,119.80 is: 19,712,728.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,162,079.80 : 25,721,001.30 = 13,153,119.80 : x
  2. Step 2: Convert to fraction form
    17,162,079.80/25,721,001.30 = 13,153,119.80/x
  3. Step 3: Cross multiply
    17,162,079.80x = 25,721,001.30 × 13,153,119.80
  4. Step 4: Simplify right side
    17,162,079.80x = 338,311,411,474,855.75
  5. Step 5: Solve for x
    x = 338,311,411,474,855.75/17,162,079.80
  6. Step 6: Final answer
    x = 19,712,728.03

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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.