Home / 9,205,967.21-12,709,677.86-8,184,545.25

Finding the Fourth Proportional to 9,205,967.21, 12,709,677.86 and 8,184,545.25

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Solution

The fourth proportional to 9,205,967.21, 12,709,677.86 and 8,184,545.25 is: 11,299,511.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,205,967.21 : 12,709,677.86 = 8,184,545.25 : x
  2. Step 2: Convert to fraction form
    9,205,967.21/12,709,677.86 = 8,184,545.25/x
  3. Step 3: Cross multiply
    9,205,967.21x = 12,709,677.86 × 8,184,545.25
  4. Step 4: Simplify right side
    9,205,967.21x = 104,022,933,517,170.44
  5. Step 5: Solve for x
    x = 104,022,933,517,170.44/9,205,967.21
  6. Step 6: Final answer
    x = 11,299,511.63

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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.