Home / 39,456,043.80-59,184,065.70-28,622,520.60

Finding the Fourth Proportional to 39,456,043.80, 59,184,065.70 and 28,622,520.60

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Solution

The fourth proportional to 39,456,043.80, 59,184,065.70 and 28,622,520.60 is: 42,933,780.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,456,043.80 : 59,184,065.70 = 28,622,520.60 : x
  2. Step 2: Convert to fraction form
    39,456,043.80/59,184,065.70 = 28,622,520.60/x
  3. Step 3: Cross multiply
    39,456,043.80x = 59,184,065.70 × 28,622,520.60
  4. Step 4: Simplify right side
    39,456,043.80x = 1,693,997,139,690,003.50
  5. Step 5: Solve for x
    x = 1,693,997,139,690,003.50/39,456,043.80
  6. Step 6: Final answer
    x = 42,933,780.90

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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.