Home / 7,105,048.13-9,805,021.71-3,922,574.51

Finding the Fourth Proportional to 7,105,048.13, 9,805,021.71 and 3,922,574.51

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Solution

The fourth proportional to 7,105,048.13, 9,805,021.71 and 3,922,574.51 is: 5,413,183.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,105,048.13 : 9,805,021.71 = 3,922,574.51 : x
  2. Step 2: Convert to fraction form
    7,105,048.13/9,805,021.71 = 3,922,574.51/x
  3. Step 3: Cross multiply
    7,105,048.13x = 9,805,021.71 × 3,922,574.51
  4. Step 4: Simplify right side
    7,105,048.13x = 38,460,928,229,642.62
  5. Step 5: Solve for x
    x = 38,460,928,229,642.62/7,105,048.13
  6. Step 6: Final answer
    x = 5,413,183.35

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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.