Home / 39,350,875.51-54,304,280.67-21,948,342.42

Finding the Fourth Proportional to 39,350,875.51, 54,304,280.67 and 21,948,342.42

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Solution

The fourth proportional to 39,350,875.51, 54,304,280.67 and 21,948,342.42 is: 30,288,752.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,350,875.51 : 54,304,280.67 = 21,948,342.42 : x
  2. Step 2: Convert to fraction form
    39,350,875.51/54,304,280.67 = 21,948,342.42/x
  3. Step 3: Cross multiply
    39,350,875.51x = 54,304,280.67 × 21,948,342.42
  4. Step 4: Simplify right side
    39,350,875.51x = 1,191,888,947,179,435
  5. Step 5: Solve for x
    x = 1,191,888,947,179,435/39,350,875.51
  6. Step 6: Final answer
    x = 30,288,752.96

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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.