Home / 11,538,430.20-17,286,650.10-9,396,919.80

Finding the Fourth Proportional to 11,538,430.20, 17,286,650.10 and 9,396,919.80

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Solution

The fourth proportional to 11,538,430.20, 17,286,650.10 and 9,396,919.80 is: 14,078,281.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,538,430.20 : 17,286,650.10 = 9,396,919.80 : x
  2. Step 2: Convert to fraction form
    11,538,430.20/17,286,650.10 = 9,396,919.80/x
  3. Step 3: Cross multiply
    11,538,430.20x = 17,286,650.10 × 9,396,919.80
  4. Step 4: Simplify right side
    11,538,430.20x = 162,441,264,600,362
  5. Step 5: Solve for x
    x = 162,441,264,600,362/11,538,430.20
  6. Step 6: Final answer
    x = 14,078,281.17

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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.