Home / 14,497,513.20-21,752,490.60-7,405,801.20

Finding the Fourth Proportional to 14,497,513.20, 21,752,490.60 and 7,405,801.20

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Solution

The fourth proportional to 14,497,513.20, 21,752,490.60 and 7,405,801.20 is: 11,111,879.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,497,513.20 : 21,752,490.60 = 7,405,801.20 : x
  2. Step 2: Convert to fraction form
    14,497,513.20/21,752,490.60 = 7,405,801.20/x
  3. Step 3: Cross multiply
    14,497,513.20x = 21,752,490.60 × 7,405,801.20
  4. Step 4: Simplify right side
    14,497,513.20x = 161,094,620,988,468.75
  5. Step 5: Solve for x
    x = 161,094,620,988,468.75/14,497,513.20
  6. Step 6: Final answer
    x = 11,111,879.59

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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.