Home / 7,222,443.20-10,833,664.80-2,965,666.40

Finding the Fourth Proportional to 7,222,443.20, 10,833,664.80 and 2,965,666.40

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Solution

The fourth proportional to 7,222,443.20, 10,833,664.80 and 2,965,666.40 is: 4,448,499.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,222,443.20 : 10,833,664.80 = 2,965,666.40 : x
  2. Step 2: Convert to fraction form
    7,222,443.20/10,833,664.80 = 2,965,666.40/x
  3. Step 3: Cross multiply
    7,222,443.20x = 10,833,664.80 × 2,965,666.40
  4. Step 4: Simplify right side
    7,222,443.20x = 32,129,035,686,222.72
  5. Step 5: Solve for x
    x = 32,129,035,686,222.72/7,222,443.20
  6. Step 6: Final answer
    x = 4,448,499.60

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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.