Home / 18,214,965.70-27,353,941.35-9,711,909.70

Finding the Fourth Proportional to 18,214,965.70, 27,353,941.35 and 9,711,909.70

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Solution

The fourth proportional to 18,214,965.70, 27,353,941.35 and 9,711,909.70 is: 14,584,655.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,214,965.70 : 27,353,941.35 = 9,711,909.70 : x
  2. Step 2: Convert to fraction form
    18,214,965.70/27,353,941.35 = 9,711,909.70/x
  3. Step 3: Cross multiply
    18,214,965.70x = 27,353,941.35 × 9,711,909.70
  4. Step 4: Simplify right side
    18,214,965.70x = 265,659,008,330,296.09
  5. Step 5: Solve for x
    x = 265,659,008,330,296.09/18,214,965.70
  6. Step 6: Final answer
    x = 14,584,655.97

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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.