Home / 27,864,101.10-41,796,151.65-21,061,656.30

Finding the Fourth Proportional to 27,864,101.10, 41,796,151.65 and 21,061,656.30

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Solution

The fourth proportional to 27,864,101.10, 41,796,151.65 and 21,061,656.30 is: 31,592,484.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,864,101.10 : 41,796,151.65 = 21,061,656.30 : x
  2. Step 2: Convert to fraction form
    27,864,101.10/41,796,151.65 = 21,061,656.30/x
  3. Step 3: Cross multiply
    27,864,101.10x = 41,796,151.65 × 21,061,656.30
  4. Step 4: Simplify right side
    27,864,101.10x = 880,296,180,714,977.88
  5. Step 5: Solve for x
    x = 880,296,180,714,977.88/27,864,101.10
  6. Step 6: Final answer
    x = 31,592,484.45

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Similar ratio
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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.