Home / 9,378,701.41-12,942,607.94-5,086,349.41

Finding the Fourth Proportional to 9,378,701.41, 12,942,607.94 and 5,086,349.41

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Solution

The fourth proportional to 9,378,701.41, 12,942,607.94 and 5,086,349.41 is: 7,019,162.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,378,701.41 : 12,942,607.94 = 5,086,349.41 : x
  2. Step 2: Convert to fraction form
    9,378,701.41/12,942,607.94 = 5,086,349.41/x
  3. Step 3: Cross multiply
    9,378,701.41x = 12,942,607.94 × 5,086,349.41
  4. Step 4: Simplify right side
    9,378,701.41x = 65,830,626,259,480.31
  5. Step 5: Solve for x
    x = 65,830,626,259,480.31/9,378,701.41
  6. Step 6: Final answer
    x = 7,019,162.18

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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.