Home / 27,712,018.08-38,241,986.64-15,321,635.28

Finding the Fourth Proportional to 27,712,018.08, 38,241,986.64 and 15,321,635.28

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Solution

The fourth proportional to 27,712,018.08, 38,241,986.64 and 15,321,635.28 is: 21,143,525.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,712,018.08 : 38,241,986.64 = 15,321,635.28 : x
  2. Step 2: Convert to fraction form
    27,712,018.08/38,241,986.64 = 15,321,635.28/x
  3. Step 3: Cross multiply
    27,712,018.08x = 38,241,986.64 × 15,321,635.28
  4. Step 4: Simplify right side
    27,712,018.08x = 585,929,771,680,712.62
  5. Step 5: Solve for x
    x = 585,929,771,680,712.62/27,712,018.08
  6. Step 6: Final answer
    x = 21,143,525.89

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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.