Home / 13,608,834.30-20,413,251.45-8,569,986.30

Finding the Fourth Proportional to 13,608,834.30, 20,413,251.45 and 8,569,986.30

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Solution

The fourth proportional to 13,608,834.30, 20,413,251.45 and 8,569,986.30 is: 12,854,979.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,608,834.30 : 20,413,251.45 = 8,569,986.30 : x
  2. Step 2: Convert to fraction form
    13,608,834.30/20,413,251.45 = 8,569,986.30/x
  3. Step 3: Cross multiply
    13,608,834.30x = 20,413,251.45 × 8,569,986.30
  4. Step 4: Simplify right side
    13,608,834.30x = 174,941,285,264,955.16
  5. Step 5: Solve for x
    x = 174,941,285,264,955.16/13,608,834.30
  6. Step 6: Final answer
    x = 12,854,979.45

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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.