Home / 60,429,531.90-90,634,675.05-20,040,015.90

Finding the Fourth Proportional to 60,429,531.90, 90,634,675.05 and 20,040,015.90

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Solution

The fourth proportional to 60,429,531.90, 90,634,675.05 and 20,040,015.90 is: 30,056,832.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,429,531.90 : 90,634,675.05 = 20,040,015.90 : x
  2. Step 2: Convert to fraction form
    60,429,531.90/90,634,675.05 = 20,040,015.90/x
  3. Step 3: Cross multiply
    60,429,531.90x = 90,634,675.05 × 20,040,015.90
  4. Step 4: Simplify right side
    60,429,531.90x = 1,816,320,329,093,333
  5. Step 5: Solve for x
    x = 1,816,320,329,093,333/60,429,531.90
  6. Step 6: Final answer
    x = 30,056,832.68

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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.