Home / 10,903,517.40-16,355,276.10-8,777,753.40

Finding the Fourth Proportional to 10,903,517.40, 16,355,276.10 and 8,777,753.40

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Solution

The fourth proportional to 10,903,517.40, 16,355,276.10 and 8,777,753.40 is: 13,166,630.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,903,517.40 : 16,355,276.10 = 8,777,753.40 : x
  2. Step 2: Convert to fraction form
    10,903,517.40/16,355,276.10 = 8,777,753.40/x
  3. Step 3: Cross multiply
    10,903,517.40x = 16,355,276.10 × 8,777,753.40
  4. Step 4: Simplify right side
    10,903,517.40x = 143,562,580,394,713.75
  5. Step 5: Solve for x
    x = 143,562,580,394,713.75/10,903,517.40
  6. Step 6: Final answer
    x = 13,166,630.10

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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.