Home / 18,528,049.80-27,792,074.70-17,488,787.40

Finding the Fourth Proportional to 18,528,049.80, 27,792,074.70 and 17,488,787.40

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Solution

The fourth proportional to 18,528,049.80, 27,792,074.70 and 17,488,787.40 is: 26,233,181.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,528,049.80 : 27,792,074.70 = 17,488,787.40 : x
  2. Step 2: Convert to fraction form
    18,528,049.80/27,792,074.70 = 17,488,787.40/x
  3. Step 3: Cross multiply
    18,528,049.80x = 27,792,074.70 × 17,488,787.40
  4. Step 4: Simplify right side
    18,528,049.80x = 486,049,685,833,218.75
  5. Step 5: Solve for x
    x = 486,049,685,833,218.75/18,528,049.80
  6. Step 6: Final answer
    x = 26,233,181.10

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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.