Home / 15,555,224.52-21,463,005.96-8,938,535.28

Finding the Fourth Proportional to 15,555,224.52, 21,463,005.96 and 8,938,535.28

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Solution

The fourth proportional to 15,555,224.52, 21,463,005.96 and 8,938,535.28 is: 12,333,337.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,555,224.52 : 21,463,005.96 = 8,938,535.28 : x
  2. Step 2: Convert to fraction form
    15,555,224.52/21,463,005.96 = 8,938,535.28/x
  3. Step 3: Cross multiply
    15,555,224.52x = 21,463,005.96 × 8,938,535.28
  4. Step 4: Simplify right side
    15,555,224.52x = 191,847,835,988,310.25
  5. Step 5: Solve for x
    x = 191,847,835,988,310.25/15,555,224.52
  6. Step 6: Final answer
    x = 12,333,337.63

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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.