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Finding the Fourth Proportional to 8,932,199.51, 13,398,380.06 and 2,542,448.90

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Solution

The fourth proportional to 8,932,199.51, 13,398,380.06 and 2,542,448.90 is: 3,813,696.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,932,199.51 : 13,398,380.06 = 2,542,448.90 : x
  2. Step 2: Convert to fraction form
    8,932,199.51/13,398,380.06 = 2,542,448.90/x
  3. Step 3: Cross multiply
    8,932,199.51x = 13,398,380.06 × 2,542,448.90
  4. Step 4: Simplify right side
    8,932,199.51x = 34,064,696,645,328.93
  5. Step 5: Solve for x
    x = 34,064,696,645,328.93/8,932,199.51
  6. Step 6: Final answer
    x = 3,813,696.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.