Home / 13,299,818.82-19,950,568.06-5,622,031.94

Finding the Fourth Proportional to 13,299,818.82, 19,950,568.06 and 5,622,031.94

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Solution

The fourth proportional to 13,299,818.82, 19,950,568.06 and 5,622,031.94 is: 8,433,402.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,299,818.82 : 19,950,568.06 = 5,622,031.94 : x
  2. Step 2: Convert to fraction form
    13,299,818.82/19,950,568.06 = 5,622,031.94/x
  3. Step 3: Cross multiply
    13,299,818.82x = 19,950,568.06 × 5,622,031.94
  4. Step 4: Simplify right side
    13,299,818.82x = 112,162,730,854,463.84
  5. Step 5: Solve for x
    x = 112,162,730,854,463.84/13,299,818.82
  6. Step 6: Final answer
    x = 8,433,402.92

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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.