Home / 15,065,919.21-22,601,787.54-6,429,893.61

Finding the Fourth Proportional to 15,065,919.21, 22,601,787.54 and 6,429,893.61

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Solution

The fourth proportional to 15,065,919.21, 22,601,787.54 and 6,429,893.61 is: 9,646,081.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,065,919.21 : 22,601,787.54 = 6,429,893.61 : x
  2. Step 2: Convert to fraction form
    15,065,919.21/22,601,787.54 = 6,429,893.61/x
  3. Step 3: Cross multiply
    15,065,919.21x = 22,601,787.54 × 6,429,893.61
  4. Step 4: Simplify right side
    15,065,919.21x = 145,327,089,278,023.62
  5. Step 5: Solve for x
    x = 145,327,089,278,023.62/15,065,919.21
  6. Step 6: Final answer
    x = 9,646,081.81

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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.