Home / 13,792,218.20-20,688,327.30-12,304,183.40

Finding the Fourth Proportional to 13,792,218.20, 20,688,327.30 and 12,304,183.40

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Solution

The fourth proportional to 13,792,218.20, 20,688,327.30 and 12,304,183.40 is: 18,456,275.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,792,218.20 : 20,688,327.30 = 12,304,183.40 : x
  2. Step 2: Convert to fraction form
    13,792,218.20/20,688,327.30 = 12,304,183.40/x
  3. Step 3: Cross multiply
    13,792,218.20x = 20,688,327.30 × 12,304,183.40
  4. Step 4: Simplify right side
    13,792,218.20x = 254,552,973,338,426.84
  5. Step 5: Solve for x
    x = 254,552,973,338,426.84/13,792,218.20
  6. Step 6: Final answer
    x = 18,456,275.10

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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.