Home / 12,558,906.10-18,838,359.15-3,103,290.10

Finding the Fourth Proportional to 12,558,906.10, 18,838,359.15 and 3,103,290.10

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Solution

The fourth proportional to 12,558,906.10, 18,838,359.15 and 3,103,290.10 is: 4,654,935.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,558,906.10 : 18,838,359.15 = 3,103,290.10 : x
  2. Step 2: Convert to fraction form
    12,558,906.10/18,838,359.15 = 3,103,290.10/x
  3. Step 3: Cross multiply
    12,558,906.10x = 18,838,359.15 × 3,103,290.10
  4. Step 4: Simplify right side
    12,558,906.10x = 58,460,893,450,439.41
  5. Step 5: Solve for x
    x = 58,460,893,450,439.41/12,558,906.10
  6. Step 6: Final answer
    x = 4,654,935.15

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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.