Home / 9,219,424.25-12,722,472-5,089,366.71

Finding the Fourth Proportional to 9,219,424.25, 12,722,472 and 5,089,366.71

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Solution

The fourth proportional to 9,219,424.25, 12,722,472 and 5,089,366.71 is: 7,023,141.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,219,424.25 : 12,722,472 = 5,089,366.71 : x
  2. Step 2: Convert to fraction form
    9,219,424.25/12,722,472 = 5,089,366.71/x
  3. Step 3: Cross multiply
    9,219,424.25x = 12,722,472 × 5,089,366.71
  4. Step 4: Simplify right side
    9,219,424.25x = 64,749,325,465,707.12
  5. Step 5: Solve for x
    x = 64,749,325,465,707.12/9,219,424.25
  6. Step 6: Final answer
    x = 7,023,141.98

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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.