Home / 10,531,560.40-15,797,340.60-8,736,470.80

Finding the Fourth Proportional to 10,531,560.40, 15,797,340.60 and 8,736,470.80

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Solution

The fourth proportional to 10,531,560.40, 15,797,340.60 and 8,736,470.80 is: 13,104,706.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,531,560.40 : 15,797,340.60 = 8,736,470.80 : x
  2. Step 2: Convert to fraction form
    10,531,560.40/15,797,340.60 = 8,736,470.80/x
  3. Step 3: Cross multiply
    10,531,560.40x = 15,797,340.60 × 8,736,470.80
  4. Step 4: Simplify right side
    10,531,560.40x = 138,013,004,869,554.48
  5. Step 5: Solve for x
    x = 138,013,004,869,554.48/10,531,560.40
  6. Step 6: Final answer
    x = 13,104,706.20

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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.