Home / 22,910,508.64-31,616,619.60-12,597,896.80

Finding the Fourth Proportional to 22,910,508.64, 31,616,619.60 and 12,597,896.80

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Solution

The fourth proportional to 22,910,508.64, 31,616,619.60 and 12,597,896.80 is: 17,385,162.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,910,508.64 : 31,616,619.60 = 12,597,896.80 : x
  2. Step 2: Convert to fraction form
    22,910,508.64/31,616,619.60 = 12,597,896.80/x
  3. Step 3: Cross multiply
    22,910,508.64x = 31,616,619.60 × 12,597,896.80
  4. Step 4: Simplify right side
    22,910,508.64x = 398,302,910,885,657.31
  5. Step 5: Solve for x
    x = 398,302,910,885,657.31/22,910,508.64
  6. Step 6: Final answer
    x = 17,385,162.29

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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.