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Finding the Fourth Proportional to 10,836,874.35, 14,959,655.06 and 7,586,448.30

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Solution

The fourth proportional to 10,836,874.35, 14,959,655.06 and 7,586,448.30 is: 10,472,636.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,836,874.35 : 14,959,655.06 = 7,586,448.30 : x
  2. Step 2: Convert to fraction form
    10,836,874.35/14,959,655.06 = 7,586,448.30/x
  3. Step 3: Cross multiply
    10,836,874.35x = 14,959,655.06 × 7,586,448.30
  4. Step 4: Simplify right side
    10,836,874.35x = 113,490,649,660,591.16
  5. Step 5: Solve for x
    x = 113,490,649,660,591.16/10,836,874.35
  6. Step 6: Final answer
    x = 10,472,636.85

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