Home / 27,592,379.25-38,078,658.05-15,369,241.65

Finding the Fourth Proportional to 27,592,379.25, 38,078,658.05 and 15,369,241.65

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Solution

The fourth proportional to 27,592,379.25, 38,078,658.05 and 15,369,241.65 is: 21,210,207.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,592,379.25 : 38,078,658.05 = 15,369,241.65 : x
  2. Step 2: Convert to fraction form
    27,592,379.25/38,078,658.05 = 15,369,241.65/x
  3. Step 3: Cross multiply
    27,592,379.25x = 38,078,658.05 × 15,369,241.65
  4. Step 4: Simplify right side
    27,592,379.25x = 585,240,097,126,197.62
  5. Step 5: Solve for x
    x = 585,240,097,126,197.62/27,592,379.25
  6. Step 6: Final answer
    x = 21,210,207.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.