Home / 11,156,444.20-16,734,666.30-7,542,645.40

Finding the Fourth Proportional to 11,156,444.20, 16,734,666.30 and 7,542,645.40

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Solution

The fourth proportional to 11,156,444.20, 16,734,666.30 and 7,542,645.40 is: 11,313,968.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,156,444.20 : 16,734,666.30 = 7,542,645.40 : x
  2. Step 2: Convert to fraction form
    11,156,444.20/16,734,666.30 = 7,542,645.40/x
  3. Step 3: Cross multiply
    11,156,444.20x = 16,734,666.30 × 7,542,645.40
  4. Step 4: Simplify right side
    11,156,444.20x = 126,223,653,788,230.03
  5. Step 5: Solve for x
    x = 126,223,653,788,230.03/11,156,444.20
  6. Step 6: Final answer
    x = 11,313,968.10

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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.