Home / 8,831,736.17-12,188,366.98-5,111,316.87

Finding the Fourth Proportional to 8,831,736.17, 12,188,366.98 and 5,111,316.87

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Solution

The fourth proportional to 8,831,736.17, 12,188,366.98 and 5,111,316.87 is: 7,053,947.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,831,736.17 : 12,188,366.98 = 5,111,316.87 : x
  2. Step 2: Convert to fraction form
    8,831,736.17/12,188,366.98 = 5,111,316.87/x
  3. Step 3: Cross multiply
    8,831,736.17x = 12,188,366.98 × 5,111,316.87
  4. Step 4: Simplify right side
    8,831,736.17x = 62,298,605,762,624.95
  5. Step 5: Solve for x
    x = 62,298,605,762,624.95/8,831,736.17
  6. Step 6: Final answer
    x = 7,053,947.78

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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.