Home / 16,531,146.30-24,796,719.45-12,279,618.30

Finding the Fourth Proportional to 16,531,146.30, 24,796,719.45 and 12,279,618.30

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Solution

The fourth proportional to 16,531,146.30, 24,796,719.45 and 12,279,618.30 is: 18,419,427.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,531,146.30 : 24,796,719.45 = 12,279,618.30 : x
  2. Step 2: Convert to fraction form
    16,531,146.30/24,796,719.45 = 12,279,618.30/x
  3. Step 3: Cross multiply
    16,531,146.30x = 24,796,719.45 × 12,279,618.30
  4. Step 4: Simplify right side
    16,531,146.30x = 304,494,249,938,185.94
  5. Step 5: Solve for x
    x = 304,494,249,938,185.94/16,531,146.30
  6. Step 6: Final answer
    x = 18,419,427.45

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Double scale
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Similar ratio
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1.5x scale

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.