Home / 17,960,069.30-26,940,103.95-5,180,990.90

Finding the Fourth Proportional to 17,960,069.30, 26,940,103.95 and 5,180,990.90

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Solution

The fourth proportional to 17,960,069.30, 26,940,103.95 and 5,180,990.90 is: 7,771,486.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,960,069.30 : 26,940,103.95 = 5,180,990.90 : x
  2. Step 2: Convert to fraction form
    17,960,069.30/26,940,103.95 = 5,180,990.90/x
  3. Step 3: Cross multiply
    17,960,069.30x = 26,940,103.95 × 5,180,990.90
  4. Step 4: Simplify right side
    17,960,069.30x = 139,576,433,410,004.06
  5. Step 5: Solve for x
    x = 139,576,433,410,004.06/17,960,069.30
  6. Step 6: Final answer
    x = 7,771,486.35

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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.