Home / 19,481,015.84-26,877,708.24-11,748,423.20

Finding the Fourth Proportional to 19,481,015.84, 26,877,708.24 and 11,748,423.20

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Solution

The fourth proportional to 19,481,015.84, 26,877,708.24 and 11,748,423.20 is: 16,209,149.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,481,015.84 : 26,877,708.24 = 11,748,423.20 : x
  2. Step 2: Convert to fraction form
    19,481,015.84/26,877,708.24 = 11,748,423.20/x
  3. Step 3: Cross multiply
    19,481,015.84x = 26,877,708.24 × 11,748,423.20
  4. Step 4: Simplify right side
    19,481,015.84x = 315,770,691,049,647.12
  5. Step 5: Solve for x
    x = 315,770,691,049,647.12/19,481,015.84
  6. Step 6: Final answer
    x = 16,209,149.13

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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.