Home / 14,382,115.73-19,847,188.55-7,855,744.13

Finding the Fourth Proportional to 14,382,115.73, 19,847,188.55 and 7,855,744.13

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Solution

The fourth proportional to 14,382,115.73, 19,847,188.55 and 7,855,744.13 is: 10,840,855.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,382,115.73 : 19,847,188.55 = 7,855,744.13 : x
  2. Step 2: Convert to fraction form
    14,382,115.73/19,847,188.55 = 7,855,744.13/x
  3. Step 3: Cross multiply
    14,382,115.73x = 19,847,188.55 × 7,855,744.13
  4. Step 4: Simplify right side
    14,382,115.73x = 155,914,434,810,151.06
  5. Step 5: Solve for x
    x = 155,914,434,810,151.06/14,382,115.73
  6. Step 6: Final answer
    x = 10,840,855.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.