Home / 21,438,626.80-32,162,914.32-7,061,178.64

Finding the Fourth Proportional to 21,438,626.80, 32,162,914.32 and 7,061,178.64

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Solution

The fourth proportional to 21,438,626.80, 32,162,914.32 and 7,061,178.64 is: 10,593,406.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,438,626.80 : 32,162,914.32 = 7,061,178.64 : x
  2. Step 2: Convert to fraction form
    21,438,626.80/32,162,914.32 = 7,061,178.64/x
  3. Step 3: Cross multiply
    21,438,626.80x = 32,162,914.32 × 7,061,178.64
  4. Step 4: Simplify right side
    21,438,626.80x = 227,108,083,596,534.12
  5. Step 5: Solve for x
    x = 227,108,083,596,534.12/21,438,626.80
  6. Step 6: Final answer
    x = 10,593,406.27

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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.