Home / 6,505,616.40-8,977,803.36-3,605,055.72

Finding the Fourth Proportional to 6,505,616.40, 8,977,803.36 and 3,605,055.72

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Solution

The fourth proportional to 6,505,616.40, 8,977,803.36 and 3,605,055.72 is: 4,975,006.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,505,616.40 : 8,977,803.36 = 3,605,055.72 : x
  2. Step 2: Convert to fraction form
    6,505,616.40/8,977,803.36 = 3,605,055.72/x
  3. Step 3: Cross multiply
    6,505,616.40x = 8,977,803.36 × 3,605,055.72
  4. Step 4: Simplify right side
    6,505,616.40x = 32,365,481,356,003.22
  5. Step 5: Solve for x
    x = 32,365,481,356,003.22/6,505,616.40
  6. Step 6: Final answer
    x = 4,975,006.11

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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.