Home / 8,158,789.59-11,259,341.99-4,487,800.74

Finding the Fourth Proportional to 8,158,789.59, 11,259,341.99 and 4,487,800.74

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Solution

The fourth proportional to 8,158,789.59, 11,259,341.99 and 4,487,800.74 is: 6,193,281.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,158,789.59 : 11,259,341.99 = 4,487,800.74 : x
  2. Step 2: Convert to fraction form
    8,158,789.59/11,259,341.99 = 4,487,800.74/x
  3. Step 3: Cross multiply
    8,158,789.59x = 11,259,341.99 × 4,487,800.74
  4. Step 4: Simplify right side
    8,158,789.59x = 50,529,683,314,635.08
  5. Step 5: Solve for x
    x = 50,529,683,314,635.08/8,158,789.59
  6. Step 6: Final answer
    x = 6,193,281.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.