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Finding the Fourth Proportional to 16,808,570.22, 25,220,728.53 and 8,284,259.82

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Solution

The fourth proportional to 16,808,570.22, 25,220,728.53 and 8,284,259.82 is: 12,430,270.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,808,570.22 : 25,220,728.53 = 8,284,259.82 : x
  2. Step 2: Convert to fraction form
    16,808,570.22/25,220,728.53 = 8,284,259.82/x
  3. Step 3: Cross multiply
    16,808,570.22x = 25,220,728.53 × 8,284,259.82
  4. Step 4: Simplify right side
    16,808,570.22x = 208,935,067,992,206.69
  5. Step 5: Solve for x
    x = 208,935,067,992,206.69/16,808,570.22
  6. Step 6: Final answer
    x = 12,430,270.11

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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.