Home / 57,773,738.38-79,681,270.80-50,789,482.58

Finding the Fourth Proportional to 57,773,738.38, 79,681,270.80 and 50,789,482.58

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Solution

The fourth proportional to 57,773,738.38, 79,681,270.80 and 50,789,482.58 is: 70,048,617.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,773,738.38 : 79,681,270.80 = 50,789,482.58 : x
  2. Step 2: Convert to fraction form
    57,773,738.38/79,681,270.80 = 50,789,482.58/x
  3. Step 3: Cross multiply
    57,773,738.38x = 79,681,270.80 × 50,789,482.58
  4. Step 4: Simplify right side
    57,773,738.38x = 4,046,970,515,248,862.50
  5. Step 5: Solve for x
    x = 4,046,970,515,248,862.50/57,773,738.38
  6. Step 6: Final answer
    x = 70,048,617.74

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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.