Home / 21,804,081.20-32,706,121.80-15,001,636.40

Finding the Fourth Proportional to 21,804,081.20, 32,706,121.80 and 15,001,636.40

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Solution

The fourth proportional to 21,804,081.20, 32,706,121.80 and 15,001,636.40 is: 22,502,454.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,804,081.20 : 32,706,121.80 = 15,001,636.40 : x
  2. Step 2: Convert to fraction form
    21,804,081.20/32,706,121.80 = 15,001,636.40/x
  3. Step 3: Cross multiply
    21,804,081.20x = 32,706,121.80 × 15,001,636.40
  4. Step 4: Simplify right side
    21,804,081.20x = 490,645,347,297,713.56
  5. Step 5: Solve for x
    x = 490,645,347,297,713.56/21,804,081.20
  6. Step 6: Final answer
    x = 22,502,454.60

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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.