Home / 9,620,388.20-13,276,132.80-5,269,745.36

Finding the Fourth Proportional to 9,620,388.20, 13,276,132.80 and 5,269,745.36

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Solution

The fourth proportional to 9,620,388.20, 13,276,132.80 and 5,269,745.36 is: 7,272,247.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,620,388.20 : 13,276,132.80 = 5,269,745.36 : x
  2. Step 2: Convert to fraction form
    9,620,388.20/13,276,132.80 = 5,269,745.36/x
  3. Step 3: Cross multiply
    9,620,388.20x = 13,276,132.80 × 5,269,745.36
  4. Step 4: Simplify right side
    9,620,388.20x = 69,961,839,221,543.81
  5. Step 5: Solve for x
    x = 69,961,839,221,543.81/9,620,388.20
  6. Step 6: Final answer
    x = 7,272,247.00

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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.