Home / 12,214,566.32-18,319,361.16-4,638,876.08

Finding the Fourth Proportional to 12,214,566.32, 18,319,361.16 and 4,638,876.08

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Solution

The fourth proportional to 12,214,566.32, 18,319,361.16 and 4,638,876.08 is: 6,957,369.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,214,566.32 : 18,319,361.16 = 4,638,876.08 : x
  2. Step 2: Convert to fraction form
    12,214,566.32/18,319,361.16 = 4,638,876.08/x
  3. Step 3: Cross multiply
    12,214,566.32x = 18,319,361.16 × 4,638,876.08
  4. Step 4: Simplify right side
    12,214,566.32x = 84,981,246,286,005.06
  5. Step 5: Solve for x
    x = 84,981,246,286,005.06/12,214,566.32
  6. Step 6: Final answer
    x = 6,957,369.10

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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.