Home / 10,777,124.40-16,165,686.60-8,863,936.80

Finding the Fourth Proportional to 10,777,124.40, 16,165,686.60 and 8,863,936.80

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Solution

The fourth proportional to 10,777,124.40, 16,165,686.60 and 8,863,936.80 is: 13,295,905.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,777,124.40 : 16,165,686.60 = 8,863,936.80 : x
  2. Step 2: Convert to fraction form
    10,777,124.40/16,165,686.60 = 8,863,936.80/x
  3. Step 3: Cross multiply
    10,777,124.40x = 16,165,686.60 × 8,863,936.80
  4. Step 4: Simplify right side
    10,777,124.40x = 143,291,624,351,006.88
  5. Step 5: Solve for x
    x = 143,291,624,351,006.88/10,777,124.40
  6. Step 6: Final answer
    x = 13,295,905.20

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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.