Home / 18,770,663.78-25,903,516.02-10,185,959.78

Finding the Fourth Proportional to 18,770,663.78, 25,903,516.02 and 10,185,959.78

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Solution

The fourth proportional to 18,770,663.78, 25,903,516.02 and 10,185,959.78 is: 14,056,624.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,770,663.78 : 25,903,516.02 = 10,185,959.78 : x
  2. Step 2: Convert to fraction form
    18,770,663.78/25,903,516.02 = 10,185,959.78/x
  3. Step 3: Cross multiply
    18,770,663.78x = 25,903,516.02 × 10,185,959.78
  4. Step 4: Simplify right side
    18,770,663.78x = 263,852,172,340,305.66
  5. Step 5: Solve for x
    x = 263,852,172,340,305.66/18,770,663.78
  6. Step 6: Final answer
    x = 14,056,624.50

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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.