Home / 10,930,478.90-16,394,591.78-3,643,151.26

Finding the Fourth Proportional to 10,930,478.90, 16,394,591.78 and 3,643,151.26

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Solution

The fourth proportional to 10,930,478.90, 16,394,591.78 and 3,643,151.26 is: 5,464,351.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,930,478.90 : 16,394,591.78 = 3,643,151.26 : x
  2. Step 2: Convert to fraction form
    10,930,478.90/16,394,591.78 = 3,643,151.26/x
  3. Step 3: Cross multiply
    10,930,478.90x = 16,394,591.78 × 3,643,151.26
  4. Step 4: Simplify right side
    10,930,478.90x = 59,727,977,700,492.63
  5. Step 5: Solve for x
    x = 59,727,977,700,492.63/10,930,478.90
  6. Step 6: Final answer
    x = 5,464,351.40

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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.