Home / 10,784,003.40-16,176,005.10-9,962,857.80

Finding the Fourth Proportional to 10,784,003.40, 16,176,005.10 and 9,962,857.80

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Solution

The fourth proportional to 10,784,003.40, 16,176,005.10 and 9,962,857.80 is: 14,944,286.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,784,003.40 : 16,176,005.10 = 9,962,857.80 : x
  2. Step 2: Convert to fraction form
    10,784,003.40/16,176,005.10 = 9,962,857.80/x
  3. Step 3: Cross multiply
    10,784,003.40x = 16,176,005.10 × 9,962,857.80
  4. Step 4: Simplify right side
    10,784,003.40x = 161,159,238,583,374.78
  5. Step 5: Solve for x
    x = 161,159,238,583,374.78/10,784,003.40
  6. Step 6: Final answer
    x = 14,944,286.70

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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.