Home / 9,089,471.52-12,543,732.90-5,015,352.96

Finding the Fourth Proportional to 9,089,471.52, 12,543,732.90 and 5,015,352.96

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Solution

The fourth proportional to 9,089,471.52, 12,543,732.90 and 5,015,352.96 is: 6,921,331.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,089,471.52 : 12,543,732.90 = 5,015,352.96 : x
  2. Step 2: Convert to fraction form
    9,089,471.52/12,543,732.90 = 5,015,352.96/x
  3. Step 3: Cross multiply
    9,089,471.52x = 12,543,732.90 × 5,015,352.96
  4. Step 4: Simplify right side
    9,089,471.52x = 62,911,247,929,464.38
  5. Step 5: Solve for x
    x = 62,911,247,929,464.38/9,089,471.52
  6. Step 6: Final answer
    x = 6,921,331.76

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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.