Home / 14,040,087.30-19,374,215.58-7,760,349.81

Finding the Fourth Proportional to 14,040,087.30, 19,374,215.58 and 7,760,349.81

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Solution

The fourth proportional to 14,040,087.30, 19,374,215.58 and 7,760,349.81 is: 10,708,672.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,040,087.30 : 19,374,215.58 = 7,760,349.81 : x
  2. Step 2: Convert to fraction form
    14,040,087.30/19,374,215.58 = 7,760,349.81/x
  3. Step 3: Cross multiply
    14,040,087.30x = 19,374,215.58 × 7,760,349.81
  4. Step 4: Simplify right side
    14,040,087.30x = 150,350,690,195,152.03
  5. Step 5: Solve for x
    x = 150,350,690,195,152.03/14,040,087.30
  6. Step 6: Final answer
    x = 10,708,672.03

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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.