Home / 7,141,423.62-9,858,180.18-4,821,457.43

Finding the Fourth Proportional to 7,141,423.62, 9,858,180.18 and 4,821,457.43

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Solution

The fourth proportional to 7,141,423.62, 9,858,180.18 and 4,821,457.43 is: 6,655,647.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,141,423.62 : 9,858,180.18 = 4,821,457.43 : x
  2. Step 2: Convert to fraction form
    7,141,423.62/9,858,180.18 = 4,821,457.43/x
  3. Step 3: Cross multiply
    7,141,423.62x = 9,858,180.18 × 4,821,457.43
  4. Step 4: Simplify right side
    7,141,423.62x = 47,530,796,025,848.84
  5. Step 5: Solve for x
    x = 47,530,796,025,848.84/7,141,423.62
  6. Step 6: Final answer
    x = 6,655,647.19

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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.