Home / 21,849,404.80-32,774,107.20-10,511,996.80

Finding the Fourth Proportional to 21,849,404.80, 32,774,107.20 and 10,511,996.80

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Solution

The fourth proportional to 21,849,404.80, 32,774,107.20 and 10,511,996.80 is: 15,767,995.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,849,404.80 : 32,774,107.20 = 10,511,996.80 : x
  2. Step 2: Convert to fraction form
    21,849,404.80/32,774,107.20 = 10,511,996.80/x
  3. Step 3: Cross multiply
    21,849,404.80x = 32,774,107.20 × 10,511,996.80
  4. Step 4: Simplify right side
    21,849,404.80x = 344,521,310,009,257
  5. Step 5: Solve for x
    x = 344,521,310,009,257/21,849,404.80
  6. Step 6: Final answer
    x = 15,767,995.20

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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.