Home / 13,288,068.80-19,932,103.20-11,374,881.20

Finding the Fourth Proportional to 13,288,068.80, 19,932,103.20 and 11,374,881.20

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Solution

The fourth proportional to 13,288,068.80, 19,932,103.20 and 11,374,881.20 is: 17,062,321.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,288,068.80 : 19,932,103.20 = 11,374,881.20 : x
  2. Step 2: Convert to fraction form
    13,288,068.80/19,932,103.20 = 11,374,881.20/x
  3. Step 3: Cross multiply
    13,288,068.80x = 19,932,103.20 × 11,374,881.20
  4. Step 4: Simplify right side
    13,288,068.80x = 226,725,305,966,139.81
  5. Step 5: Solve for x
    x = 226,725,305,966,139.81/13,288,068.80
  6. Step 6: Final answer
    x = 17,062,321.80

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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.