Home / 5,363,216.10-8,045,018.55-1,577,081.70

Finding the Fourth Proportional to 5,363,216.10, 8,045,018.55 and 1,577,081.70

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Solution

The fourth proportional to 5,363,216.10, 8,045,018.55 and 1,577,081.70 is: 2,365,679.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,363,216.10 : 8,045,018.55 = 1,577,081.70 : x
  2. Step 2: Convert to fraction form
    5,363,216.10/8,045,018.55 = 1,577,081.70/x
  3. Step 3: Cross multiply
    5,363,216.10x = 8,045,018.55 × 1,577,081.70
  4. Step 4: Simplify right side
    5,363,216.10x = 12,687,651,531,365.54
  5. Step 5: Solve for x
    x = 12,687,651,531,365.54/5,363,216.10
  6. Step 6: Final answer
    x = 2,365,679.71

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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.