Home / 21,856,506.06-30,161,377.89-12,066,772.26

Finding the Fourth Proportional to 21,856,506.06, 30,161,377.89 and 12,066,772.26

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Solution

The fourth proportional to 21,856,506.06, 30,161,377.89 and 12,066,772.26 is: 16,651,814.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,856,506.06 : 30,161,377.89 = 12,066,772.26 : x
  2. Step 2: Convert to fraction form
    21,856,506.06/30,161,377.89 = 12,066,772.26/x
  3. Step 3: Cross multiply
    21,856,506.06x = 30,161,377.89 × 12,066,772.26
  4. Step 4: Simplify right side
    21,856,506.06x = 363,950,478,046,429.31
  5. Step 5: Solve for x
    x = 363,950,478,046,429.31/21,856,506.06
  6. Step 6: Final answer
    x = 16,651,814.20

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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.