Home / 12,257,902.80-16,916,674.10-6,751,276.56

Finding the Fourth Proportional to 12,257,902.80, 16,916,674.10 and 6,751,276.56

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Solution

The fourth proportional to 12,257,902.80, 16,916,674.10 and 6,751,276.56 is: 9,317,184.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,257,902.80 : 16,916,674.10 = 6,751,276.56 : x
  2. Step 2: Convert to fraction form
    12,257,902.80/16,916,674.10 = 6,751,276.56/x
  3. Step 3: Cross multiply
    12,257,902.80x = 16,916,674.10 × 6,751,276.56
  4. Step 4: Simplify right side
    12,257,902.80x = 114,209,145,294,904.14
  5. Step 5: Solve for x
    x = 114,209,145,294,904.14/12,257,902.80
  6. Step 6: Final answer
    x = 9,317,184.77

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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.