Home / 6,226,721.55-9,339,178.46-2,389,509.76

Finding the Fourth Proportional to 6,226,721.55, 9,339,178.46 and 2,389,509.76

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Solution

The fourth proportional to 6,226,721.55, 9,339,178.46 and 2,389,509.76 is: 3,583,917.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,226,721.55 : 9,339,178.46 = 2,389,509.76 : x
  2. Step 2: Convert to fraction form
    6,226,721.55/9,339,178.46 = 2,389,509.76/x
  3. Step 3: Cross multiply
    6,226,721.55x = 9,339,178.46 × 2,389,509.76
  4. Step 4: Simplify right side
    6,226,721.55x = 22,316,058,080,551.77
  5. Step 5: Solve for x
    x = 22,316,058,080,551.77/6,226,721.55
  6. Step 6: Final answer
    x = 3,583,917.78

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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.