Home / 12,208,518.64-18,314,456.71-4,531,511.17

Finding the Fourth Proportional to 12,208,518.64, 18,314,456.71 and 4,531,511.17

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Solution

The fourth proportional to 12,208,518.64, 18,314,456.71 and 4,531,511.17 is: 6,797,889.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,208,518.64 : 18,314,456.71 = 4,531,511.17 : x
  2. Step 2: Convert to fraction form
    12,208,518.64/18,314,456.71 = 4,531,511.17/x
  3. Step 3: Cross multiply
    12,208,518.64x = 18,314,456.71 × 4,531,511.17
  4. Step 4: Simplify right side
    12,208,518.64x = 82,992,165,153,846.45
  5. Step 5: Solve for x
    x = 82,992,165,153,846.45/12,208,518.64
  6. Step 6: Final answer
    x = 6,797,889.87

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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.