Home / 22,485,774.52-31,030,467.87-12,172,497.62

Finding the Fourth Proportional to 22,485,774.52, 31,030,467.87 and 12,172,497.62

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Solution

The fourth proportional to 22,485,774.52, 31,030,467.87 and 12,172,497.62 is: 16,798,100.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,485,774.52 : 31,030,467.87 = 12,172,497.62 : x
  2. Step 2: Convert to fraction form
    22,485,774.52/31,030,467.87 = 12,172,497.62/x
  3. Step 3: Cross multiply
    22,485,774.52x = 31,030,467.87 × 12,172,497.62
  4. Step 4: Simplify right side
    22,485,774.52x = 377,718,296,139,909.12
  5. Step 5: Solve for x
    x = 377,718,296,139,909.12/22,485,774.52
  6. Step 6: Final answer
    x = 16,798,100.32

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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.