Home / 7,372,110.87-10,172,279.54-4,108,210.15

Finding the Fourth Proportional to 7,372,110.87, 10,172,279.54 and 4,108,210.15

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Solution

The fourth proportional to 7,372,110.87, 10,172,279.54 and 4,108,210.15 is: 5,668,642.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,372,110.87 : 10,172,279.54 = 4,108,210.15 : x
  2. Step 2: Convert to fraction form
    7,372,110.87/10,172,279.54 = 4,108,210.15/x
  3. Step 3: Cross multiply
    7,372,110.87x = 10,172,279.54 × 4,108,210.15
  4. Step 4: Simplify right side
    7,372,110.87x = 41,789,862,034,324.28
  5. Step 5: Solve for x
    x = 41,789,862,034,324.28/7,372,110.87
  6. Step 6: Final answer
    x = 5,668,642.64

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1.5x scale

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.