Home / 17,571,348.80-26,305,701.60-12,532,500.80

Finding the Fourth Proportional to 17,571,348.80, 26,305,701.60 and 12,532,500.80

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Solution

The fourth proportional to 17,571,348.80, 26,305,701.60 and 12,532,500.80 is: 18,762,146.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,571,348.80 : 26,305,701.60 = 12,532,500.80 : x
  2. Step 2: Convert to fraction form
    17,571,348.80/26,305,701.60 = 12,532,500.80/x
  3. Step 3: Cross multiply
    17,571,348.80x = 26,305,701.60 × 12,532,500.80
  4. Step 4: Simplify right side
    17,571,348.80x = 329,676,226,346,561.31
  5. Step 5: Solve for x
    x = 329,676,226,346,561.31/17,571,348.80
  6. Step 6: Final answer
    x = 18,762,146.84

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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.