Home / 13,697,660.20-20,507,168.70-13,304,444.20

Finding the Fourth Proportional to 13,697,660.20, 20,507,168.70 and 13,304,444.20

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Solution

The fourth proportional to 13,697,660.20, 20,507,168.70 and 13,304,444.20 is: 19,918,473.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,697,660.20 : 20,507,168.70 = 13,304,444.20 : x
  2. Step 2: Convert to fraction form
    13,697,660.20/20,507,168.70 = 13,304,444.20/x
  3. Step 3: Cross multiply
    13,697,660.20x = 20,507,168.70 × 13,304,444.20
  4. Step 4: Simplify right side
    13,697,660.20x = 272,836,481,669,136.50
  5. Step 5: Solve for x
    x = 272,836,481,669,136.50/13,697,660.20
  6. Step 6: Final answer
    x = 19,918,473.50

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1.5x scale

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.