Home / 12,258,563.60-18,374,723.40-4,164,039.20

Finding the Fourth Proportional to 12,258,563.60, 18,374,723.40 and 4,164,039.20

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Solution

The fourth proportional to 12,258,563.60, 18,374,723.40 and 4,164,039.20 is: 6,241,601.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,258,563.60 : 18,374,723.40 = 4,164,039.20 : x
  2. Step 2: Convert to fraction form
    12,258,563.60/18,374,723.40 = 4,164,039.20/x
  3. Step 3: Cross multiply
    12,258,563.60x = 18,374,723.40 × 4,164,039.20
  4. Step 4: Simplify right side
    12,258,563.60x = 76,513,068,526,757.28
  5. Step 5: Solve for x
    x = 76,513,068,526,757.28/12,258,563.60
  6. Step 6: Final answer
    x = 6,241,601.47

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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.