Home / 31,581,217.92-43,563,889.44-19,013,523.36

Finding the Fourth Proportional to 31,581,217.92, 43,563,889.44 and 19,013,523.36

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Solution

The fourth proportional to 31,581,217.92, 43,563,889.44 and 19,013,523.36 is: 26,227,710.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,581,217.92 : 43,563,889.44 = 19,013,523.36 : x
  2. Step 2: Convert to fraction form
    31,581,217.92/43,563,889.44 = 19,013,523.36/x
  3. Step 3: Cross multiply
    31,581,217.92x = 43,563,889.44 × 19,013,523.36
  4. Step 4: Simplify right side
    31,581,217.92x = 828,303,029,519,897.25
  5. Step 5: Solve for x
    x = 828,303,029,519,897.25/31,581,217.92
  6. Step 6: Final answer
    x = 26,227,710.14

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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.