Home / 13,933,432.35-19,229,085.32-7,739,187.39

Finding the Fourth Proportional to 13,933,432.35, 19,229,085.32 and 7,739,187.39

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Solution

The fourth proportional to 13,933,432.35, 19,229,085.32 and 7,739,187.39 is: 10,680,605.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,933,432.35 : 19,229,085.32 = 7,739,187.39 : x
  2. Step 2: Convert to fraction form
    13,933,432.35/19,229,085.32 = 7,739,187.39/x
  3. Step 3: Cross multiply
    13,933,432.35x = 19,229,085.32 × 7,739,187.39
  4. Step 4: Simplify right side
    13,933,432.35x = 148,817,494,591,082.19
  5. Step 5: Solve for x
    x = 148,817,494,591,082.19/13,933,432.35
  6. Step 6: Final answer
    x = 10,680,605.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.