Home / 19,729,271.70-29,593,907.55-18,217,617.30

Finding the Fourth Proportional to 19,729,271.70, 29,593,907.55 and 18,217,617.30

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Solution

The fourth proportional to 19,729,271.70, 29,593,907.55 and 18,217,617.30 is: 27,326,425.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,729,271.70 : 29,593,907.55 = 18,217,617.30 : x
  2. Step 2: Convert to fraction form
    19,729,271.70/29,593,907.55 = 18,217,617.30/x
  3. Step 3: Cross multiply
    19,729,271.70x = 29,593,907.55 × 18,217,617.30
  4. Step 4: Simplify right side
    19,729,271.70x = 539,130,482,157,480.62
  5. Step 5: Solve for x
    x = 539,130,482,157,480.62/19,729,271.70
  6. Step 6: Final answer
    x = 27,326,425.95

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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.