Home / 7,321,876.92-10,104,561-4,223,247.84

Finding the Fourth Proportional to 7,321,876.92, 10,104,561 and 4,223,247.84

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Solution

The fourth proportional to 7,321,876.92, 10,104,561 and 4,223,247.84 is: 5,828,295.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,321,876.92 : 10,104,561 = 4,223,247.84 : x
  2. Step 2: Convert to fraction form
    7,321,876.92/10,104,561 = 4,223,247.84/x
  3. Step 3: Cross multiply
    7,321,876.92x = 10,104,561 × 4,223,247.84
  4. Step 4: Simplify right side
    7,321,876.92x = 42,674,065,417,398.24
  5. Step 5: Solve for x
    x = 42,674,065,417,398.24/7,321,876.92
  6. Step 6: Final answer
    x = 5,828,295.93

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Double scale
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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.