Home / 18,456,537.60-27,684,806.40-8,869,604.40

Finding the Fourth Proportional to 18,456,537.60, 27,684,806.40 and 8,869,604.40

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Solution

The fourth proportional to 18,456,537.60, 27,684,806.40 and 8,869,604.40 is: 13,304,406.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,456,537.60 : 27,684,806.40 = 8,869,604.40 : x
  2. Step 2: Convert to fraction form
    18,456,537.60/27,684,806.40 = 8,869,604.40/x
  3. Step 3: Cross multiply
    18,456,537.60x = 27,684,806.40 × 8,869,604.40
  4. Step 4: Simplify right side
    18,456,537.60x = 245,553,280,658,588.16
  5. Step 5: Solve for x
    x = 245,553,280,658,588.16/18,456,537.60
  6. Step 6: Final answer
    x = 13,304,406.60

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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.