Home / 18,963,989.50-26,170,374.39-10,262,161.17

Finding the Fourth Proportional to 18,963,989.50, 26,170,374.39 and 10,262,161.17

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Solution

The fourth proportional to 18,963,989.50, 26,170,374.39 and 10,262,161.17 is: 14,161,819.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,963,989.50 : 26,170,374.39 = 10,262,161.17 : x
  2. Step 2: Convert to fraction form
    18,963,989.50/26,170,374.39 = 10,262,161.17/x
  3. Step 3: Cross multiply
    18,963,989.50x = 26,170,374.39 × 10,262,161.17
  4. Step 4: Simplify right side
    18,963,989.50x = 268,564,599,869,420.44
  5. Step 5: Solve for x
    x = 268,564,599,869,420.44/18,963,989.50
  6. Step 6: Final answer
    x = 14,161,819.69

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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.