Home / 54,079,294.65-81,125,816.42-17,178,019.91

Finding the Fourth Proportional to 54,079,294.65, 81,125,816.42 and 17,178,019.91

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Solution

The fourth proportional to 54,079,294.65, 81,125,816.42 and 17,178,019.91 is: 25,769,213.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,079,294.65 : 81,125,816.42 = 17,178,019.91 : x
  2. Step 2: Convert to fraction form
    54,079,294.65/81,125,816.42 = 17,178,019.91/x
  3. Step 3: Cross multiply
    54,079,294.65x = 81,125,816.42 × 17,178,019.91
  4. Step 4: Simplify right side
    54,079,294.65x = 1,393,580,889,186,246
  5. Step 5: Solve for x
    x = 1,393,580,889,186,246/54,079,294.65
  6. Step 6: Final answer
    x = 25,769,213.49

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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.