Home / 19,406,721.80-29,106,000.30-9,813,081.80

Finding the Fourth Proportional to 19,406,721.80, 29,106,000.30 and 9,813,081.80

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Solution

The fourth proportional to 19,406,721.80, 29,106,000.30 and 9,813,081.80 is: 14,717,558.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,406,721.80 : 29,106,000.30 = 9,813,081.80 : x
  2. Step 2: Convert to fraction form
    19,406,721.80/29,106,000.30 = 9,813,081.80/x
  3. Step 3: Cross multiply
    19,406,721.80x = 29,106,000.30 × 9,813,081.80
  4. Step 4: Simplify right side
    19,406,721.80x = 285,619,561,814,724.56
  5. Step 5: Solve for x
    x = 285,619,561,814,724.56/19,406,721.80
  6. Step 6: Final answer
    x = 14,717,558.42

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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.