Home / 30,137,491.96-45,205,227.06-13,098,163.48

Finding the Fourth Proportional to 30,137,491.96, 45,205,227.06 and 13,098,163.48

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Solution

The fourth proportional to 30,137,491.96, 45,205,227.06 and 13,098,163.48 is: 19,646,805.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,137,491.96 : 45,205,227.06 = 13,098,163.48 : x
  2. Step 2: Convert to fraction form
    30,137,491.96/45,205,227.06 = 13,098,163.48/x
  3. Step 3: Cross multiply
    30,137,491.96x = 45,205,227.06 × 13,098,163.48
  4. Step 4: Simplify right side
    30,137,491.96x = 592,105,454,182,399.88
  5. Step 5: Solve for x
    x = 592,105,454,182,399.88/30,137,491.96
  6. Step 6: Final answer
    x = 19,646,805.88

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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.