Home / 17,186,972.80-25,758,340.80-13,178,012.80

Finding the Fourth Proportional to 17,186,972.80, 25,758,340.80 and 13,178,012.80

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Solution

The fourth proportional to 17,186,972.80, 25,758,340.80 and 13,178,012.80 is: 19,750,060.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,186,972.80 : 25,758,340.80 = 13,178,012.80 : x
  2. Step 2: Convert to fraction form
    17,186,972.80/25,758,340.80 = 13,178,012.80/x
  3. Step 3: Cross multiply
    17,186,972.80x = 25,758,340.80 × 13,178,012.80
  4. Step 4: Simplify right side
    17,186,972.80x = 339,443,744,769,162.25
  5. Step 5: Solve for x
    x = 339,443,744,769,162.25/17,186,972.80
  6. Step 6: Final answer
    x = 19,750,060.04

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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.