Home / 14,476,180.40-19,981,607.32-9,319,537.84

Finding the Fourth Proportional to 14,476,180.40, 19,981,607.32 and 9,319,537.84

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Solution

The fourth proportional to 14,476,180.40, 19,981,607.32 and 9,319,537.84 is: 12,863,845.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,476,180.40 : 19,981,607.32 = 9,319,537.84 : x
  2. Step 2: Convert to fraction form
    14,476,180.40/19,981,607.32 = 9,319,537.84/x
  3. Step 3: Cross multiply
    14,476,180.40x = 19,981,607.32 × 9,319,537.84
  4. Step 4: Simplify right side
    14,476,180.40x = 186,219,345,522,761
  5. Step 5: Solve for x
    x = 186,219,345,522,761/14,476,180.40
  6. Step 6: Final answer
    x = 12,863,845.32

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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.