Home / 10,371,015.70-15,556,523.55-9,279,265.30

Finding the Fourth Proportional to 10,371,015.70, 15,556,523.55 and 9,279,265.30

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Solution

The fourth proportional to 10,371,015.70, 15,556,523.55 and 9,279,265.30 is: 13,918,897.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,371,015.70 : 15,556,523.55 = 9,279,265.30 : x
  2. Step 2: Convert to fraction form
    10,371,015.70/15,556,523.55 = 9,279,265.30/x
  3. Step 3: Cross multiply
    10,371,015.70x = 15,556,523.55 × 9,279,265.30
  4. Step 4: Simplify right side
    10,371,015.70x = 144,353,109,166,147.84
  5. Step 5: Solve for x
    x = 144,353,109,166,147.84/10,371,015.70
  6. Step 6: Final answer
    x = 13,918,897.95

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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.