Home / 12,458,512.60-18,691,268.10-6,068,973.40

Finding the Fourth Proportional to 12,458,512.60, 18,691,268.10 and 6,068,973.40

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Solution

The fourth proportional to 12,458,512.60, 18,691,268.10 and 6,068,973.40 is: 9,105,164.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,458,512.60 : 18,691,268.10 = 6,068,973.40 : x
  2. Step 2: Convert to fraction form
    12,458,512.60/18,691,268.10 = 6,068,973.40/x
  3. Step 3: Cross multiply
    12,458,512.60x = 18,691,268.10 × 6,068,973.40
  4. Step 4: Simplify right side
    12,458,512.60x = 113,436,808,911,168.56
  5. Step 5: Solve for x
    x = 113,436,808,911,168.56/12,458,512.60
  6. Step 6: Final answer
    x = 9,105,164.68

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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.