Home / 25,630,925.70-38,448,724.56-8,354,692.20

Finding the Fourth Proportional to 25,630,925.70, 38,448,724.56 and 8,354,692.20

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Solution

The fourth proportional to 25,630,925.70, 38,448,724.56 and 8,354,692.20 is: 12,532,799.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,630,925.70 : 38,448,724.56 = 8,354,692.20 : x
  2. Step 2: Convert to fraction form
    25,630,925.70/38,448,724.56 = 8,354,692.20/x
  3. Step 3: Cross multiply
    25,630,925.70x = 38,448,724.56 × 8,354,692.20
  4. Step 4: Simplify right side
    25,630,925.70x = 321,227,259,181,380.44
  5. Step 5: Solve for x
    x = 321,227,259,181,380.44/25,630,925.70
  6. Step 6: Final answer
    x = 12,532,799.75

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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.