Home / 16,311,748.40-22,511,647.10-8,970,875.28

Finding the Fourth Proportional to 16,311,748.40, 22,511,647.10 and 8,970,875.28

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Solution

The fourth proportional to 16,311,748.40, 22,511,647.10 and 8,970,875.28 is: 12,380,596.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,311,748.40 : 22,511,647.10 = 8,970,875.28 : x
  2. Step 2: Convert to fraction form
    16,311,748.40/22,511,647.10 = 8,970,875.28/x
  3. Step 3: Cross multiply
    16,311,748.40x = 22,511,647.10 × 8,970,875.28
  4. Step 4: Simplify right side
    16,311,748.40x = 201,949,178,481,473.69
  5. Step 5: Solve for x
    x = 201,949,178,481,473.69/16,311,748.40
  6. Step 6: Final answer
    x = 12,380,596.70

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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.