Home / 37,945,878.71-52,365,330.25-20,542,223.91

Finding the Fourth Proportional to 37,945,878.71, 52,365,330.25 and 20,542,223.91

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Solution

The fourth proportional to 37,945,878.71, 52,365,330.25 and 20,542,223.91 is: 28,348,278.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,945,878.71 : 52,365,330.25 = 20,542,223.91 : x
  2. Step 2: Convert to fraction form
    37,945,878.71/52,365,330.25 = 20,542,223.91/x
  3. Step 3: Cross multiply
    37,945,878.71x = 52,365,330.25 × 20,542,223.91
  4. Step 4: Simplify right side
    37,945,878.71x = 1,075,700,339,065,240.75
  5. Step 5: Solve for x
    x = 1,075,700,339,065,240.75/37,945,878.71
  6. Step 6: Final answer
    x = 28,348,278.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.