Home / 14,819,406.60-20,451,729.78-8,293,787.40

Finding the Fourth Proportional to 14,819,406.60, 20,451,729.78 and 8,293,787.40

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Solution

The fourth proportional to 14,819,406.60, 20,451,729.78 and 8,293,787.40 is: 11,445,957.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,819,406.60 : 20,451,729.78 = 8,293,787.40 : x
  2. Step 2: Convert to fraction form
    14,819,406.60/20,451,729.78 = 8,293,787.40/x
  3. Step 3: Cross multiply
    14,819,406.60x = 20,451,729.78 × 8,293,787.40
  4. Step 4: Simplify right side
    14,819,406.60x = 169,622,298,757,568.78
  5. Step 5: Solve for x
    x = 169,622,298,757,568.78/14,819,406.60
  6. Step 6: Final answer
    x = 11,445,957.54

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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.