Home / 32,872,776.72-45,365,770.35-18,188,205.18

Finding the Fourth Proportional to 32,872,776.72, 45,365,770.35 and 18,188,205.18

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Solution

The fourth proportional to 32,872,776.72, 45,365,770.35 and 18,188,205.18 is: 25,100,463.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,872,776.72 : 45,365,770.35 = 18,188,205.18 : x
  2. Step 2: Convert to fraction form
    32,872,776.72/45,365,770.35 = 18,188,205.18/x
  3. Step 3: Cross multiply
    32,872,776.72x = 45,365,770.35 × 18,188,205.18
  4. Step 4: Simplify right side
    32,872,776.72x = 825,121,939,274,560.38
  5. Step 5: Solve for x
    x = 825,121,939,274,560.38/32,872,776.72
  6. Step 6: Final answer
    x = 25,100,463.72

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1.5x scale

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.