Home / 38,342,722.23-57,542,648.04-28,133,962.20

Finding the Fourth Proportional to 38,342,722.23, 57,542,648.04 and 28,133,962.20

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Solution

The fourth proportional to 38,342,722.23, 57,542,648.04 and 28,133,962.20 is: 42,221,902.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,342,722.23 : 57,542,648.04 = 28,133,962.20 : x
  2. Step 2: Convert to fraction form
    38,342,722.23/57,542,648.04 = 28,133,962.20/x
  3. Step 3: Cross multiply
    38,342,722.23x = 57,542,648.04 × 28,133,962.20
  4. Step 4: Simplify right side
    38,342,722.23x = 1,618,902,684,845,264
  5. Step 5: Solve for x
    x = 1,618,902,684,845,264/38,342,722.23
  6. Step 6: Final answer
    x = 42,221,902.64

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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.