Home / 15,563,663.85-21,476,223.82-9,036,018.33

Finding the Fourth Proportional to 15,563,663.85, 21,476,223.82 and 9,036,018.33

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Solution

The fourth proportional to 15,563,663.85, 21,476,223.82 and 9,036,018.33 is: 12,468,757.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,563,663.85 : 21,476,223.82 = 9,036,018.33 : x
  2. Step 2: Convert to fraction form
    15,563,663.85/21,476,223.82 = 9,036,018.33/x
  3. Step 3: Cross multiply
    15,563,663.85x = 21,476,223.82 × 9,036,018.33
  4. Step 4: Simplify right side
    15,563,663.85x = 194,059,552,097,433.19
  5. Step 5: Solve for x
    x = 194,059,552,097,433.19/15,563,663.85
  6. Step 6: Final answer
    x = 12,468,757.61

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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.