Home / 19,175,222.40-28,762,833.60-13,821,446.40

Finding the Fourth Proportional to 19,175,222.40, 28,762,833.60 and 13,821,446.40

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Solution

The fourth proportional to 19,175,222.40, 28,762,833.60 and 13,821,446.40 is: 20,732,169.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,175,222.40 : 28,762,833.60 = 13,821,446.40 : x
  2. Step 2: Convert to fraction form
    19,175,222.40/28,762,833.60 = 13,821,446.40/x
  3. Step 3: Cross multiply
    19,175,222.40x = 28,762,833.60 × 13,821,446.40
  4. Step 4: Simplify right side
    19,175,222.40x = 397,543,962,914,519.06
  5. Step 5: Solve for x
    x = 397,543,962,914,519.06/19,175,222.40
  6. Step 6: Final answer
    x = 20,732,169.60

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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.