Home / 7,887,911.36-11,833,175.72-2,769,014.30

Finding the Fourth Proportional to 7,887,911.36, 11,833,175.72 and 2,769,014.30

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Solution

The fourth proportional to 7,887,911.36, 11,833,175.72 and 2,769,014.30 is: 4,153,980.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,887,911.36 : 11,833,175.72 = 2,769,014.30 : x
  2. Step 2: Convert to fraction form
    7,887,911.36/11,833,175.72 = 2,769,014.30/x
  3. Step 3: Cross multiply
    7,887,911.36x = 11,833,175.72 × 2,769,014.30
  4. Step 4: Simplify right side
    7,887,911.36x = 32,766,232,730,849.45
  5. Step 5: Solve for x
    x = 32,766,232,730,849.45/7,887,911.36
  6. Step 6: Final answer
    x = 4,153,980.85

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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.