Home / 28,156,922.80-42,203,891.40-16,032,194.80

Finding the Fourth Proportional to 28,156,922.80, 42,203,891.40 and 16,032,194.80

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Solution

The fourth proportional to 28,156,922.80, 42,203,891.40 and 16,032,194.80 is: 24,030,360.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,156,922.80 : 42,203,891.40 = 16,032,194.80 : x
  2. Step 2: Convert to fraction form
    28,156,922.80/42,203,891.40 = 16,032,194.80/x
  3. Step 3: Cross multiply
    28,156,922.80x = 42,203,891.40 × 16,032,194.80
  4. Step 4: Simplify right side
    28,156,922.80x = 676,621,008,242,844.75
  5. Step 5: Solve for x
    x = 676,621,008,242,844.75/28,156,922.80
  6. Step 6: Final answer
    x = 24,030,360.60

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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.