Home / 8,805,938.70-13,208,908.05-8,061,921.30

Finding the Fourth Proportional to 8,805,938.70, 13,208,908.05 and 8,061,921.30

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Solution

The fourth proportional to 8,805,938.70, 13,208,908.05 and 8,061,921.30 is: 12,092,881.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,805,938.70 : 13,208,908.05 = 8,061,921.30 : x
  2. Step 2: Convert to fraction form
    8,805,938.70/13,208,908.05 = 8,061,921.30/x
  3. Step 3: Cross multiply
    8,805,938.70x = 13,208,908.05 × 8,061,921.30
  4. Step 4: Simplify right side
    8,805,938.70x = 106,489,177,158,036.47
  5. Step 5: Solve for x
    x = 106,489,177,158,036.47/8,805,938.70
  6. Step 6: Final answer
    x = 12,092,881.95

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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.