Home / 10,865,309.70-16,292,059.65-4,476,207.90

Finding the Fourth Proportional to 10,865,309.70, 16,292,059.65 and 4,476,207.90

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Solution

The fourth proportional to 10,865,309.70, 16,292,059.65 and 4,476,207.90 is: 6,711,879.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,865,309.70 : 16,292,059.65 = 4,476,207.90 : x
  2. Step 2: Convert to fraction form
    10,865,309.70/16,292,059.65 = 4,476,207.90/x
  3. Step 3: Cross multiply
    10,865,309.70x = 16,292,059.65 × 4,476,207.90
  4. Step 4: Simplify right side
    10,865,309.70x = 72,926,646,112,601.25
  5. Step 5: Solve for x
    x = 72,926,646,112,601.25/10,865,309.70
  6. Step 6: Final answer
    x = 6,711,879.19

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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.