Home / 20,155,847.10-30,233,770.65-6,692,675.10

Finding the Fourth Proportional to 20,155,847.10, 30,233,770.65 and 6,692,675.10

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Solution

The fourth proportional to 20,155,847.10, 30,233,770.65 and 6,692,675.10 is: 10,039,012.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,155,847.10 : 30,233,770.65 = 6,692,675.10 : x
  2. Step 2: Convert to fraction form
    20,155,847.10/30,233,770.65 = 6,692,675.10/x
  3. Step 3: Cross multiply
    20,155,847.10x = 30,233,770.65 × 6,692,675.10
  4. Step 4: Simplify right side
    20,155,847.10x = 202,344,804,008,365.78
  5. Step 5: Solve for x
    x = 202,344,804,008,365.78/20,155,847.10
  6. Step 6: Final answer
    x = 10,039,012.65

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1.5x scale

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.