Home / 6,378,331.61-8,803,107.37-3,801,507.07

Finding the Fourth Proportional to 6,378,331.61, 8,803,107.37 and 3,801,507.07

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Solution

The fourth proportional to 6,378,331.61, 8,803,107.37 and 3,801,507.07 is: 5,246,681.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,378,331.61 : 8,803,107.37 = 3,801,507.07 : x
  2. Step 2: Convert to fraction form
    6,378,331.61/8,803,107.37 = 3,801,507.07/x
  3. Step 3: Cross multiply
    6,378,331.61x = 8,803,107.37 × 3,801,507.07
  4. Step 4: Simplify right side
    6,378,331.61x = 33,465,074,905,024.10
  5. Step 5: Solve for x
    x = 33,465,074,905,024.10/6,378,331.61
  6. Step 6: Final answer
    x = 5,246,681.57

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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.