Home / 9,115,906.34-12,579,848.82-4,986,056.14

Finding the Fourth Proportional to 9,115,906.34, 12,579,848.82 and 4,986,056.14

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Solution

The fourth proportional to 9,115,906.34, 12,579,848.82 and 4,986,056.14 is: 6,880,701.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,115,906.34 : 12,579,848.82 = 4,986,056.14 : x
  2. Step 2: Convert to fraction form
    9,115,906.34/12,579,848.82 = 4,986,056.14/x
  3. Step 3: Cross multiply
    9,115,906.34x = 12,579,848.82 × 4,986,056.14
  4. Step 4: Simplify right side
    9,115,906.34x = 62,723,832,449,232.75
  5. Step 5: Solve for x
    x = 62,723,832,449,232.75/9,115,906.34
  6. Step 6: Final answer
    x = 6,880,701.72

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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.