Home / 17,966,338.70-26,945,134.05-5,185,510.70

Finding the Fourth Proportional to 17,966,338.70, 26,945,134.05 and 5,185,510.70

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Solution

The fourth proportional to 17,966,338.70, 26,945,134.05 and 5,185,510.70 is: 7,777,003.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,966,338.70 : 26,945,134.05 = 5,185,510.70 : x
  2. Step 2: Convert to fraction form
    17,966,338.70/26,945,134.05 = 5,185,510.70/x
  3. Step 3: Cross multiply
    17,966,338.70x = 26,945,134.05 × 5,185,510.70
  4. Step 4: Simplify right side
    17,966,338.70x = 139,724,280,929,209.34
  5. Step 5: Solve for x
    x = 139,724,280,929,209.34/17,966,338.70
  6. Step 6: Final answer
    x = 7,777,003.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.