Home / 15,270,823.94-21,073,874.02-8,301,514.88

Finding the Fourth Proportional to 15,270,823.94, 21,073,874.02 and 8,301,514.88

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Solution

The fourth proportional to 15,270,823.94, 21,073,874.02 and 8,301,514.88 is: 11,456,165.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,270,823.94 : 21,073,874.02 = 8,301,514.88 : x
  2. Step 2: Convert to fraction form
    15,270,823.94/21,073,874.02 = 8,301,514.88/x
  3. Step 3: Cross multiply
    15,270,823.94x = 21,073,874.02 × 8,301,514.88
  4. Step 4: Simplify right side
    15,270,823.94x = 174,945,078,788,206.31
  5. Step 5: Solve for x
    x = 174,945,078,788,206.31/15,270,823.94
  6. Step 6: Final answer
    x = 11,456,165.01

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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.