Home / 15,764,857.43-23,635,936.89-9,687,031.51

Finding the Fourth Proportional to 15,764,857.43, 23,635,936.89 and 9,687,031.51

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Solution

The fourth proportional to 15,764,857.43, 23,635,936.89 and 9,687,031.51 is: 14,523,573.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,764,857.43 : 23,635,936.89 = 9,687,031.51 : x
  2. Step 2: Convert to fraction form
    15,764,857.43/23,635,936.89 = 9,687,031.51/x
  3. Step 3: Cross multiply
    15,764,857.43x = 23,635,936.89 × 9,687,031.51
  4. Step 4: Simplify right side
    15,764,857.43x = 228,962,065,340,552.88
  5. Step 5: Solve for x
    x = 228,962,065,340,552.88/15,764,857.43
  6. Step 6: Final answer
    x = 14,523,573.49

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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.