Home / 10,012,902.33-13,818,076.89-5,662,639.17

Finding the Fourth Proportional to 10,012,902.33, 13,818,076.89 and 5,662,639.17

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Solution

The fourth proportional to 10,012,902.33, 13,818,076.89 and 5,662,639.17 is: 7,814,595.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,012,902.33 : 13,818,076.89 = 5,662,639.17 : x
  2. Step 2: Convert to fraction form
    10,012,902.33/13,818,076.89 = 5,662,639.17/x
  3. Step 3: Cross multiply
    10,012,902.33x = 13,818,076.89 × 5,662,639.17
  4. Step 4: Simplify right side
    10,012,902.33x = 78,246,783,451,385.78
  5. Step 5: Solve for x
    x = 78,246,783,451,385.78/10,012,902.33
  6. Step 6: Final answer
    x = 7,814,595.70

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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.