Home / 13,747,036.92-18,968,802.06-7,944,698.10

Finding the Fourth Proportional to 13,747,036.92, 18,968,802.06 and 7,944,698.10

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Solution

The fourth proportional to 13,747,036.92, 18,968,802.06 and 7,944,698.10 is: 10,962,464.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,747,036.92 : 18,968,802.06 = 7,944,698.10 : x
  2. Step 2: Convert to fraction form
    13,747,036.92/18,968,802.06 = 7,944,698.10/x
  3. Step 3: Cross multiply
    13,747,036.92x = 18,968,802.06 × 7,944,698.10
  4. Step 4: Simplify right side
    13,747,036.92x = 150,701,405,685,358.06
  5. Step 5: Solve for x
    x = 150,701,405,685,358.06/13,747,036.92
  6. Step 6: Final answer
    x = 10,962,464.61

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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.