Home / 19,320,838.44-26,662,815.28-10,619,902.68

Finding the Fourth Proportional to 19,320,838.44, 26,662,815.28 and 10,619,902.68

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Solution

The fourth proportional to 19,320,838.44, 26,662,815.28 and 10,619,902.68 is: 14,655,497.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,320,838.44 : 26,662,815.28 = 10,619,902.68 : x
  2. Step 2: Convert to fraction form
    19,320,838.44/26,662,815.28 = 10,619,902.68/x
  3. Step 3: Cross multiply
    19,320,838.44x = 26,662,815.28 × 10,619,902.68
  4. Step 4: Simplify right side
    19,320,838.44x = 283,156,503,448,416.94
  5. Step 5: Solve for x
    x = 283,156,503,448,416.94/19,320,838.44
  6. Step 6: Final answer
    x = 14,655,497.71

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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.