Home / 38,463,820.90-57,646,742.55-15,719,020.90

Finding the Fourth Proportional to 38,463,820.90, 57,646,742.55 and 15,719,020.90

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Solution

The fourth proportional to 38,463,820.90, 57,646,742.55 and 15,719,020.90 is: 23,558,511.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,463,820.90 : 57,646,742.55 = 15,719,020.90 : x
  2. Step 2: Convert to fraction form
    38,463,820.90/57,646,742.55 = 15,719,020.90/x
  3. Step 3: Cross multiply
    38,463,820.90x = 57,646,742.55 × 15,719,020.90
  4. Step 4: Simplify right side
    38,463,820.90x = 906,150,350,960,369.25
  5. Step 5: Solve for x
    x = 906,150,350,960,369.25/38,463,820.90
  6. Step 6: Final answer
    x = 23,558,511.08

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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.