Home / 13,762,451.40-18,992,730.16-7,568,005.97

Finding the Fourth Proportional to 13,762,451.40, 18,992,730.16 and 7,568,005.97

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Solution

The fourth proportional to 13,762,451.40, 18,992,730.16 and 7,568,005.97 is: 10,444,149.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,762,451.40 : 18,992,730.16 = 7,568,005.97 : x
  2. Step 2: Convert to fraction form
    13,762,451.40/18,992,730.16 = 7,568,005.97/x
  3. Step 3: Cross multiply
    13,762,451.40x = 18,992,730.16 × 7,568,005.97
  4. Step 4: Simplify right side
    13,762,451.40x = 143,737,095,237,479.06
  5. Step 5: Solve for x
    x = 143,737,095,237,479.06/13,762,451.40
  6. Step 6: Final answer
    x = 10,444,149.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.