Home / 17,960,064.80-26,940,097.20-5,180,986.40

Finding the Fourth Proportional to 17,960,064.80, 26,940,097.20 and 5,180,986.40

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Solution

The fourth proportional to 17,960,064.80, 26,940,097.20 and 5,180,986.40 is: 7,771,479.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,960,064.80 : 26,940,097.20 = 5,180,986.40 : x
  2. Step 2: Convert to fraction form
    17,960,064.80/26,940,097.20 = 5,180,986.40/x
  3. Step 3: Cross multiply
    17,960,064.80x = 26,940,097.20 × 5,180,986.40
  4. Step 4: Simplify right side
    17,960,064.80x = 139,576,277,207,878.09
  5. Step 5: Solve for x
    x = 139,576,277,207,878.09/17,960,064.80
  6. Step 6: Final answer
    x = 7,771,479.60

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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.