Home / 22,932,536.88-31,646,500.44-12,478,200.53

Finding the Fourth Proportional to 22,932,536.88, 31,646,500.44 and 12,478,200.53

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Solution

The fourth proportional to 22,932,536.88, 31,646,500.44 and 12,478,200.53 is: 17,219,698.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,932,536.88 : 31,646,500.44 = 12,478,200.53 : x
  2. Step 2: Convert to fraction form
    22,932,536.88/31,646,500.44 = 12,478,200.53/x
  3. Step 3: Cross multiply
    22,932,536.88x = 31,646,500.44 × 12,478,200.53
  4. Step 4: Simplify right side
    22,932,536.88x = 394,891,378,563,053.25
  5. Step 5: Solve for x
    x = 394,891,378,563,053.25/22,932,536.88
  6. Step 6: Final answer
    x = 17,219,698.83

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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.