Home / 56,722,136.92-85,065,358.02-18,374,754.04

Finding the Fourth Proportional to 56,722,136.92, 85,065,358.02 and 18,374,754.04

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Solution

The fourth proportional to 56,722,136.92, 85,065,358.02 and 18,374,754.04 is: 27,556,349.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,722,136.92 : 85,065,358.02 = 18,374,754.04 : x
  2. Step 2: Convert to fraction form
    56,722,136.92/85,065,358.02 = 18,374,754.04/x
  3. Step 3: Cross multiply
    56,722,136.92x = 85,065,358.02 × 18,374,754.04
  4. Step 4: Simplify right side
    56,722,136.92x = 1,563,055,030,942,041.25
  5. Step 5: Solve for x
    x = 1,563,055,030,942,041.25/56,722,136.92
  6. Step 6: Final answer
    x = 27,556,349.53

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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.