Home / 4,930,635.16-7,382,662.26-3,220,543.72

Finding the Fourth Proportional to 4,930,635.16, 7,382,662.26 and 3,220,543.72

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Solution

The fourth proportional to 4,930,635.16, 7,382,662.26 and 3,220,543.72 is: 4,822,134.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,930,635.16 : 7,382,662.26 = 3,220,543.72 : x
  2. Step 2: Convert to fraction form
    4,930,635.16/7,382,662.26 = 3,220,543.72/x
  3. Step 3: Cross multiply
    4,930,635.16x = 7,382,662.26 × 3,220,543.72
  4. Step 4: Simplify right side
    4,930,635.16x = 23,776,186,578,324.01
  5. Step 5: Solve for x
    x = 23,776,186,578,324.01/4,930,635.16
  6. Step 6: Final answer
    x = 4,822,134.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.