Home / 27,592,369.12-38,078,644.08-15,369,231.52

Finding the Fourth Proportional to 27,592,369.12, 38,078,644.08 and 15,369,231.52

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Solution

The fourth proportional to 27,592,369.12, 38,078,644.08 and 15,369,231.52 is: 21,210,193.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,592,369.12 : 38,078,644.08 = 15,369,231.52 : x
  2. Step 2: Convert to fraction form
    27,592,369.12/38,078,644.08 = 15,369,231.52/x
  3. Step 3: Cross multiply
    27,592,369.12x = 38,078,644.08 × 15,369,231.52
  4. Step 4: Simplify right side
    27,592,369.12x = 585,239,496,833,197.38
  5. Step 5: Solve for x
    x = 585,239,496,833,197.38/27,592,369.12
  6. Step 6: Final answer
    x = 21,210,193.81

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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.