Home / 36,163,847.45-49,907,009.52-19,643,966.91

Finding the Fourth Proportional to 36,163,847.45, 49,907,009.52 and 19,643,966.91

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Solution

The fourth proportional to 36,163,847.45, 49,907,009.52 and 19,643,966.91 is: 27,109,163.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,163,847.45 : 49,907,009.52 = 19,643,966.91 : x
  2. Step 2: Convert to fraction form
    36,163,847.45/49,907,009.52 = 19,643,966.91/x
  3. Step 3: Cross multiply
    36,163,847.45x = 49,907,009.52 × 19,643,966.91
  4. Step 4: Simplify right side
    36,163,847.45x = 980,371,643,587,935
  5. Step 5: Solve for x
    x = 980,371,643,587,935/36,163,847.45
  6. Step 6: Final answer
    x = 27,109,163.23

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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.