Home / 60,130,722.78-90,200,178.38-19,193,243.59

Finding the Fourth Proportional to 60,130,722.78, 90,200,178.38 and 19,193,243.59

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Solution

The fourth proportional to 60,130,722.78, 90,200,178.38 and 19,193,243.59 is: 28,791,172.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,130,722.78 : 90,200,178.38 = 19,193,243.59 : x
  2. Step 2: Convert to fraction form
    60,130,722.78/90,200,178.38 = 19,193,243.59/x
  3. Step 3: Cross multiply
    60,130,722.78x = 90,200,178.38 × 19,193,243.59
  4. Step 4: Simplify right side
    60,130,722.78x = 1,731,233,995,508,791.50
  5. Step 5: Solve for x
    x = 1,731,233,995,508,791.50/60,130,722.78
  6. Step 6: Final answer
    x = 28,791,172.22

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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.