Home / 21,504,808.80-32,257,213.20-10,755,266.40

Finding the Fourth Proportional to 21,504,808.80, 32,257,213.20 and 10,755,266.40

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Solution

The fourth proportional to 21,504,808.80, 32,257,213.20 and 10,755,266.40 is: 16,132,899.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,504,808.80 : 32,257,213.20 = 10,755,266.40 : x
  2. Step 2: Convert to fraction form
    21,504,808.80/32,257,213.20 = 10,755,266.40/x
  3. Step 3: Cross multiply
    21,504,808.80x = 32,257,213.20 × 10,755,266.40
  4. Step 4: Simplify right side
    21,504,808.80x = 346,934,921,287,596.50
  5. Step 5: Solve for x
    x = 346,934,921,287,596.50/21,504,808.80
  6. Step 6: Final answer
    x = 16,132,899.60

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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.