Home / 38,090,744.10-57,136,116.15-28,390,961.70

Finding the Fourth Proportional to 38,090,744.10, 57,136,116.15 and 28,390,961.70

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Solution

The fourth proportional to 38,090,744.10, 57,136,116.15 and 28,390,961.70 is: 42,586,442.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,090,744.10 : 57,136,116.15 = 28,390,961.70 : x
  2. Step 2: Convert to fraction form
    38,090,744.10/57,136,116.15 = 28,390,961.70/x
  3. Step 3: Cross multiply
    38,090,744.10x = 57,136,116.15 × 28,390,961.70
  4. Step 4: Simplify right side
    38,090,744.10x = 1,622,149,285,301,401.25
  5. Step 5: Solve for x
    x = 1,622,149,285,301,401.25/38,090,744.10
  6. Step 6: Final answer
    x = 42,586,442.55

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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.