Home / 19,955,539.65-29,933,309.48-15,172,570.65

Finding the Fourth Proportional to 19,955,539.65, 29,933,309.48 and 15,172,570.65

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Solution

The fourth proportional to 19,955,539.65, 29,933,309.48 and 15,172,570.65 is: 22,758,855.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,955,539.65 : 29,933,309.48 = 15,172,570.65 : x
  2. Step 2: Convert to fraction form
    19,955,539.65/29,933,309.48 = 15,172,570.65/x
  3. Step 3: Cross multiply
    19,955,539.65x = 29,933,309.48 × 15,172,570.65
  4. Step 4: Simplify right side
    19,955,539.65x = 454,165,252,797,751.94
  5. Step 5: Solve for x
    x = 454,165,252,797,751.94/19,955,539.65
  6. Step 6: Final answer
    x = 22,758,855.98

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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.