Home / 18,271,011.39-27,404,383.73-7,340,758.55

Finding the Fourth Proportional to 18,271,011.39, 27,404,383.73 and 7,340,758.55

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Solution

The fourth proportional to 18,271,011.39, 27,404,383.73 and 7,340,758.55 is: 11,010,280.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,271,011.39 : 27,404,383.73 = 7,340,758.55 : x
  2. Step 2: Convert to fraction form
    18,271,011.39/27,404,383.73 = 7,340,758.55/x
  3. Step 3: Cross multiply
    18,271,011.39x = 27,404,383.73 × 7,340,758.55
  4. Step 4: Simplify right side
    18,271,011.39x = 201,168,963,999,752.69
  5. Step 5: Solve for x
    x = 201,168,963,999,752.69/18,271,011.39
  6. Step 6: Final answer
    x = 11,010,280.70

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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.