Home / 10,926,761.20-16,390,141.80-10,366,889.20

Finding the Fourth Proportional to 10,926,761.20, 16,390,141.80 and 10,366,889.20

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Solution

The fourth proportional to 10,926,761.20, 16,390,141.80 and 10,366,889.20 is: 15,550,333.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,926,761.20 : 16,390,141.80 = 10,366,889.20 : x
  2. Step 2: Convert to fraction form
    10,926,761.20/16,390,141.80 = 10,366,889.20/x
  3. Step 3: Cross multiply
    10,926,761.20x = 16,390,141.80 × 10,366,889.20
  4. Step 4: Simplify right side
    10,926,761.20x = 169,914,784,012,888.56
  5. Step 5: Solve for x
    x = 169,914,784,012,888.56/10,926,761.20
  6. Step 6: Final answer
    x = 15,550,333.80

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1.5x scale

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.