Home / 19,448,217.12-26,842,253.04-12,821,177.76

Finding the Fourth Proportional to 19,448,217.12, 26,842,253.04 and 12,821,177.76

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Solution

The fourth proportional to 19,448,217.12, 26,842,253.04 and 12,821,177.76 is: 17,695,673.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,448,217.12 : 26,842,253.04 = 12,821,177.76 : x
  2. Step 2: Convert to fraction form
    19,448,217.12/26,842,253.04 = 12,821,177.76/x
  3. Step 3: Cross multiply
    19,448,217.12x = 26,842,253.04 × 12,821,177.76
  4. Step 4: Simplify right side
    19,448,217.12x = 344,149,297,704,740.38
  5. Step 5: Solve for x
    x = 344,149,297,704,740.38/19,448,217.12
  6. Step 6: Final answer
    x = 17,695,673.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.