Home / 8,883,039.80-12,258,679.38-5,212,018.82

Finding the Fourth Proportional to 8,883,039.80, 12,258,679.38 and 5,212,018.82

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Solution

The fourth proportional to 8,883,039.80, 12,258,679.38 and 5,212,018.82 is: 7,192,635.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,883,039.80 : 12,258,679.38 = 5,212,018.82 : x
  2. Step 2: Convert to fraction form
    8,883,039.80/12,258,679.38 = 5,212,018.82/x
  3. Step 3: Cross multiply
    8,883,039.80x = 12,258,679.38 × 5,212,018.82
  4. Step 4: Simplify right side
    8,883,039.80x = 63,892,467,636,905.94
  5. Step 5: Solve for x
    x = 63,892,467,636,905.94/8,883,039.80
  6. Step 6: Final answer
    x = 7,192,635.53

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1.5x scale

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.