Home / 14,140,907.12-21,207,489.46-3,903,319.56

Finding the Fourth Proportional to 14,140,907.12, 21,207,489.46 and 3,903,319.56

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Solution

The fourth proportional to 14,140,907.12, 21,207,489.46 and 3,903,319.56 is: 5,853,910.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,140,907.12 : 21,207,489.46 = 3,903,319.56 : x
  2. Step 2: Convert to fraction form
    14,140,907.12/21,207,489.46 = 3,903,319.56/x
  3. Step 3: Cross multiply
    14,140,907.12x = 21,207,489.46 × 3,903,319.56
  4. Step 4: Simplify right side
    14,140,907.12x = 82,779,608,427,711.84
  5. Step 5: Solve for x
    x = 82,779,608,427,711.84/14,140,907.12
  6. Step 6: Final answer
    x = 5,853,910.77

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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.