Home / 8,883,040.80-12,258,680.76-5,212,019.82

Finding the Fourth Proportional to 8,883,040.80, 12,258,680.76 and 5,212,019.82

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Solution

The fourth proportional to 8,883,040.80, 12,258,680.76 and 5,212,019.82 is: 7,192,636.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,883,040.80 : 12,258,680.76 = 5,212,019.82 : x
  2. Step 2: Convert to fraction form
    8,883,040.80/12,258,680.76 = 5,212,019.82/x
  3. Step 3: Cross multiply
    8,883,040.80x = 12,258,680.76 × 5,212,019.82
  4. Step 4: Simplify right side
    8,883,040.80x = 63,892,487,088,172.66
  5. Step 5: Solve for x
    x = 63,892,487,088,172.66/8,883,040.80
  6. Step 6: Final answer
    x = 7,192,636.91

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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.