Home / 21,838,756.68-32,758,145.94-7,461,965.43

Finding the Fourth Proportional to 21,838,756.68, 32,758,145.94 and 7,461,965.43

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Solution

The fourth proportional to 21,838,756.68, 32,758,145.94 and 7,461,965.43 is: 11,192,951.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,838,756.68 : 32,758,145.94 = 7,461,965.43 : x
  2. Step 2: Convert to fraction form
    21,838,756.68/32,758,145.94 = 7,461,965.43/x
  3. Step 3: Cross multiply
    21,838,756.68x = 32,758,145.94 × 7,461,965.43
  4. Step 4: Simplify right side
    21,838,756.68x = 244,440,152,555,174.84
  5. Step 5: Solve for x
    x = 244,440,152,555,174.84/21,838,756.68
  6. Step 6: Final answer
    x = 11,192,951.88

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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.