Home / 21,821,318.40-32,751,806.40-11,046,115.20

Finding the Fourth Proportional to 21,821,318.40, 32,751,806.40 and 11,046,115.20

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Solution

The fourth proportional to 21,821,318.40, 32,751,806.40 and 11,046,115.20 is: 16,579,210.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,821,318.40 : 32,751,806.40 = 11,046,115.20 : x
  2. Step 2: Convert to fraction form
    21,821,318.40/32,751,806.40 = 11,046,115.20/x
  3. Step 3: Cross multiply
    21,821,318.40x = 32,751,806.40 × 11,046,115.20
  4. Step 4: Simplify right side
    21,821,318.40x = 361,780,226,502,497.25
  5. Step 5: Solve for x
    x = 361,780,226,502,497.25/21,821,318.40
  6. Step 6: Final answer
    x = 16,579,210.29

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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.