Home / 13,304,080.80-19,956,121.20-13,178,109.60

Finding the Fourth Proportional to 13,304,080.80, 19,956,121.20 and 13,178,109.60

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Solution

The fourth proportional to 13,304,080.80, 19,956,121.20 and 13,178,109.60 is: 19,767,164.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,304,080.80 : 19,956,121.20 = 13,178,109.60 : x
  2. Step 2: Convert to fraction form
    13,304,080.80/19,956,121.20 = 13,178,109.60/x
  3. Step 3: Cross multiply
    13,304,080.80x = 19,956,121.20 × 13,178,109.60
  4. Step 4: Simplify right side
    13,304,080.80x = 262,983,952,364,483.50
  5. Step 5: Solve for x
    x = 262,983,952,364,483.50/13,304,080.80
  6. Step 6: Final answer
    x = 19,767,164.40

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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.