Home / 8,317,261.20-12,475,891.80-4,538,125.20

Finding the Fourth Proportional to 8,317,261.20, 12,475,891.80 and 4,538,125.20

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Solution

The fourth proportional to 8,317,261.20, 12,475,891.80 and 4,538,125.20 is: 6,807,187.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317,261.20 : 12,475,891.80 = 4,538,125.20 : x
  2. Step 2: Convert to fraction form
    8,317,261.20/12,475,891.80 = 4,538,125.20/x
  3. Step 3: Cross multiply
    8,317,261.20x = 12,475,891.80 × 4,538,125.20
  4. Step 4: Simplify right side
    8,317,261.20x = 56,617,158,970,053.37
  5. Step 5: Solve for x
    x = 56,617,158,970,053.37/8,317,261.20
  6. Step 6: Final answer
    x = 6,807,187.80

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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.