Home / 19,248,681.93-28,873,022.90-6,469,186.65

Finding the Fourth Proportional to 19,248,681.93, 28,873,022.90 and 6,469,186.65

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Solution

The fourth proportional to 19,248,681.93, 28,873,022.90 and 6,469,186.65 is: 9,703,779.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,248,681.93 : 28,873,022.90 = 6,469,186.65 : x
  2. Step 2: Convert to fraction form
    19,248,681.93/28,873,022.90 = 6,469,186.65/x
  3. Step 3: Cross multiply
    19,248,681.93x = 28,873,022.90 × 6,469,186.65
  4. Step 4: Simplify right side
    19,248,681.93x = 186,784,974,257,478.38
  5. Step 5: Solve for x
    x = 186,784,974,257,478.38/19,248,681.93
  6. Step 6: Final answer
    x = 9,703,779.98

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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.