Home / 12,458,816.10-18,691,723.35-6,069,276.90

Finding the Fourth Proportional to 12,458,816.10, 18,691,723.35 and 6,069,276.90

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Solution

The fourth proportional to 12,458,816.10, 18,691,723.35 and 6,069,276.90 is: 9,105,619.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,458,816.10 : 18,691,723.35 = 6,069,276.90 : x
  2. Step 2: Convert to fraction form
    12,458,816.10/18,691,723.35 = 6,069,276.90/x
  3. Step 3: Cross multiply
    12,458,816.10x = 18,691,723.35 × 6,069,276.90
  4. Step 4: Simplify right side
    12,458,816.10x = 113,445,244,749,345.62
  5. Step 5: Solve for x
    x = 113,445,244,749,345.62/12,458,816.10
  6. Step 6: Final answer
    x = 9,105,619.98

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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.