Home / 49,129,254.36-73,621,098.72-19,947,607.56

Finding the Fourth Proportional to 49,129,254.36, 73,621,098.72 and 19,947,607.56

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Solution

The fourth proportional to 49,129,254.36, 73,621,098.72 and 19,947,607.56 is: 29,891,859.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,129,254.36 : 73,621,098.72 = 19,947,607.56 : x
  2. Step 2: Convert to fraction form
    49,129,254.36/73,621,098.72 = 19,947,607.56/x
  3. Step 3: Cross multiply
    49,129,254.36x = 73,621,098.72 × 19,947,607.56
  4. Step 4: Simplify right side
    49,129,254.36x = 1,468,564,785,402,578.25
  5. Step 5: Solve for x
    x = 1,468,564,785,402,578.25/49,129,254.36
  6. Step 6: Final answer
    x = 29,891,859.84

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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.