Home / 7,334,516.20-11,001,774.30-1,943,998.60

Finding the Fourth Proportional to 7,334,516.20, 11,001,774.30 and 1,943,998.60

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Solution

The fourth proportional to 7,334,516.20, 11,001,774.30 and 1,943,998.60 is: 2,915,997.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,334,516.20 : 11,001,774.30 = 1,943,998.60 : x
  2. Step 2: Convert to fraction form
    7,334,516.20/11,001,774.30 = 1,943,998.60/x
  3. Step 3: Cross multiply
    7,334,516.20x = 11,001,774.30 × 1,943,998.60
  4. Step 4: Simplify right side
    7,334,516.20x = 21,387,433,836,715.98
  5. Step 5: Solve for x
    x = 21,387,433,836,715.98/7,334,516.20
  6. Step 6: Final answer
    x = 2,915,997.90

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1.5x scale

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.