Home / 8,805,956.20-13,208,934.30-8,061,938.80

Finding the Fourth Proportional to 8,805,956.20, 13,208,934.30 and 8,061,938.80

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Solution

The fourth proportional to 8,805,956.20, 13,208,934.30 and 8,061,938.80 is: 12,092,908.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,805,956.20 : 13,208,934.30 = 8,061,938.80 : x
  2. Step 2: Convert to fraction form
    8,805,956.20/13,208,934.30 = 8,061,938.80/x
  3. Step 3: Cross multiply
    8,805,956.20x = 13,208,934.30 × 8,061,938.80
  4. Step 4: Simplify right side
    8,805,956.20x = 106,489,619,939,820.84
  5. Step 5: Solve for x
    x = 106,489,619,939,820.84/8,805,956.20
  6. Step 6: Final answer
    x = 12,092,908.20

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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.