Home / 18,144,645.30-27,216,967.95-7,367,109.30

Finding the Fourth Proportional to 18,144,645.30, 27,216,967.95 and 7,367,109.30

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Solution

The fourth proportional to 18,144,645.30, 27,216,967.95 and 7,367,109.30 is: 11,050,663.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,645.30 : 27,216,967.95 = 7,367,109.30 : x
  2. Step 2: Convert to fraction form
    18,144,645.30/27,216,967.95 = 7,367,109.30/x
  3. Step 3: Cross multiply
    18,144,645.30x = 27,216,967.95 × 7,367,109.30
  4. Step 4: Simplify right side
    18,144,645.30x = 200,510,377,702,246.94
  5. Step 5: Solve for x
    x = 200,510,377,702,246.94/18,144,645.30
  6. Step 6: Final answer
    x = 11,050,663.95

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Double scale
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Similar ratio
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1.5x scale

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.