Home / 24,153,231-33,331,458.78-13,287,981.72

Finding the Fourth Proportional to 24,153,231, 33,331,458.78 and 13,287,981.72

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Solution

The fourth proportional to 24,153,231, 33,331,458.78 and 13,287,981.72 is: 18,337,414.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,153,231 : 33,331,458.78 = 13,287,981.72 : x
  2. Step 2: Convert to fraction form
    24,153,231/33,331,458.78 = 13,287,981.72/x
  3. Step 3: Cross multiply
    24,153,231x = 33,331,458.78 × 13,287,981.72
  4. Step 4: Simplify right side
    24,153,231x = 442,907,814,969,573.56
  5. Step 5: Solve for x
    x = 442,907,814,969,573.56/24,153,231
  6. Step 6: Final answer
    x = 18,337,414.77

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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.