Home / 9,238,712.70-13,858,069.05-5,837,490.30

Finding the Fourth Proportional to 9,238,712.70, 13,858,069.05 and 5,837,490.30

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Solution

The fourth proportional to 9,238,712.70, 13,858,069.05 and 5,837,490.30 is: 8,756,235.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,238,712.70 : 13,858,069.05 = 5,837,490.30 : x
  2. Step 2: Convert to fraction form
    9,238,712.70/13,858,069.05 = 5,837,490.30/x
  3. Step 3: Cross multiply
    9,238,712.70x = 13,858,069.05 × 5,837,490.30
  4. Step 4: Simplify right side
    9,238,712.70x = 80,896,343,656,105.22
  5. Step 5: Solve for x
    x = 80,896,343,656,105.22/9,238,712.70
  6. Step 6: Final answer
    x = 8,756,235.45

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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.