Home / 21,900,492.80-32,850,124.80-9,933,209.60

Finding the Fourth Proportional to 21,900,492.80, 32,850,124.80 and 9,933,209.60

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Solution

The fourth proportional to 21,900,492.80, 32,850,124.80 and 9,933,209.60 is: 14,899,535.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,900,492.80 : 32,850,124.80 = 9,933,209.60 : x
  2. Step 2: Convert to fraction form
    21,900,492.80/32,850,124.80 = 9,933,209.60/x
  3. Step 3: Cross multiply
    21,900,492.80x = 32,850,124.80 × 9,933,209.60
  4. Step 4: Simplify right side
    21,900,492.80x = 326,307,175,024,558.06
  5. Step 5: Solve for x
    x = 326,307,175,024,558.06/21,900,492.80
  6. Step 6: Final answer
    x = 14,899,535.73

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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.