Home / 12,276,615.60-18,414,923.40-4,186,902.60

Finding the Fourth Proportional to 12,276,615.60, 18,414,923.40 and 4,186,902.60

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Solution

The fourth proportional to 12,276,615.60, 18,414,923.40 and 4,186,902.60 is: 6,280,353.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,276,615.60 : 18,414,923.40 = 4,186,902.60 : x
  2. Step 2: Convert to fraction form
    12,276,615.60/18,414,923.40 = 4,186,902.60/x
  3. Step 3: Cross multiply
    12,276,615.60x = 18,414,923.40 × 4,186,902.60
  4. Step 4: Simplify right side
    12,276,615.60x = 77,101,490,662,260.83
  5. Step 5: Solve for x
    x = 77,101,490,662,260.83/12,276,615.60
  6. Step 6: Final answer
    x = 6,280,353.90

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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.