Home / 8,005,724.18-12,009,324.50-2,614,402.86

Finding the Fourth Proportional to 8,005,724.18, 12,009,324.50 and 2,614,402.86

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Solution

The fourth proportional to 8,005,724.18, 12,009,324.50 and 2,614,402.86 is: 3,921,845.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,005,724.18 : 12,009,324.50 = 2,614,402.86 : x
  2. Step 2: Convert to fraction form
    8,005,724.18/12,009,324.50 = 2,614,402.86/x
  3. Step 3: Cross multiply
    8,005,724.18x = 12,009,324.50 × 2,614,402.86
  4. Step 4: Simplify right side
    8,005,724.18x = 31,397,212,326,004.07
  5. Step 5: Solve for x
    x = 31,397,212,326,004.07/8,005,724.18
  6. Step 6: Final answer
    x = 3,921,845.37

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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.