Home / 9,225,726.78-12,731,426.94-5,039,415.12

Finding the Fourth Proportional to 9,225,726.78, 12,731,426.94 and 5,039,415.12

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Solution

The fourth proportional to 9,225,726.78, 12,731,426.94 and 5,039,415.12 is: 6,954,351.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,225,726.78 : 12,731,426.94 = 5,039,415.12 : x
  2. Step 2: Convert to fraction form
    9,225,726.78/12,731,426.94 = 5,039,415.12/x
  3. Step 3: Cross multiply
    9,225,726.78x = 12,731,426.94 × 5,039,415.12
  4. Step 4: Simplify right side
    9,225,726.78x = 64,158,945,420,611.33
  5. Step 5: Solve for x
    x = 64,158,945,420,611.33/9,225,726.78
  6. Step 6: Final answer
    x = 6,954,351.34

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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.