Home / 18,290,469.76-27,411,789.64-7,495,131.58

Finding the Fourth Proportional to 18,290,469.76, 27,411,789.64 and 7,495,131.58

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Solution

The fourth proportional to 18,290,469.76, 27,411,789.64 and 7,495,131.58 is: 11,232,897.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,290,469.76 : 27,411,789.64 = 7,495,131.58 : x
  2. Step 2: Convert to fraction form
    18,290,469.76/27,411,789.64 = 7,495,131.58/x
  3. Step 3: Cross multiply
    18,290,469.76x = 27,411,789.64 × 7,495,131.58
  4. Step 4: Simplify right side
    18,290,469.76x = 205,454,970,195,080.84
  5. Step 5: Solve for x
    x = 205,454,970,195,080.84/18,290,469.76
  6. Step 6: Final answer
    x = 11,232,897.40

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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.