Home / 10,391,635.14-14,340,005.43-5,681,944.26

Finding the Fourth Proportional to 10,391,635.14, 14,340,005.43 and 5,681,944.26

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Solution

The fourth proportional to 10,391,635.14, 14,340,005.43 and 5,681,944.26 is: 7,840,836.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,391,635.14 : 14,340,005.43 = 5,681,944.26 : x
  2. Step 2: Convert to fraction form
    10,391,635.14/14,340,005.43 = 5,681,944.26/x
  3. Step 3: Cross multiply
    10,391,635.14x = 14,340,005.43 × 5,681,944.26
  4. Step 4: Simplify right side
    10,391,635.14x = 81,479,111,541,357.33
  5. Step 5: Solve for x
    x = 81,479,111,541,357.33/10,391,635.14
  6. Step 6: Final answer
    x = 7,840,836.45

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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.