Home / 18,443,019.60-27,664,529.40-8,856,086.40

Finding the Fourth Proportional to 18,443,019.60, 27,664,529.40 and 8,856,086.40

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Solution

The fourth proportional to 18,443,019.60, 27,664,529.40 and 8,856,086.40 is: 13,284,129.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,443,019.60 : 27,664,529.40 = 8,856,086.40 : x
  2. Step 2: Convert to fraction form
    18,443,019.60/27,664,529.40 = 8,856,086.40/x
  3. Step 3: Cross multiply
    18,443,019.60x = 27,664,529.40 × 8,856,086.40
  4. Step 4: Simplify right side
    18,443,019.60x = 244,999,462,581,740.16
  5. Step 5: Solve for x
    x = 244,999,462,581,740.16/18,443,019.60
  6. Step 6: Final answer
    x = 13,284,129.60

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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.