Home / 67,075,995.52-100,618,777.28-17,891,573.84

Finding the Fourth Proportional to 67,075,995.52, 100,618,777.28 and 17,891,573.84

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Solution

The fourth proportional to 67,075,995.52, 100,618,777.28 and 17,891,573.84 is: 26,838,636.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,075,995.52 : 100,618,777.28 = 17,891,573.84 : x
  2. Step 2: Convert to fraction form
    67,075,995.52/100,618,777.28 = 17,891,573.84/x
  3. Step 3: Cross multiply
    67,075,995.52x = 100,618,777.28 × 17,891,573.84
  4. Step 4: Simplify right side
    67,075,995.52x = 1,800,228,283,395,634.25
  5. Step 5: Solve for x
    x = 1,800,228,283,395,634.25/67,075,995.52
  6. Step 6: Final answer
    x = 26,838,636.82

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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.