Home / 56,776,018.80-85,164,028.20-32,813,497.20

Finding the Fourth Proportional to 56,776,018.80, 85,164,028.20 and 32,813,497.20

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Solution

The fourth proportional to 56,776,018.80, 85,164,028.20 and 32,813,497.20 is: 49,220,245.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,776,018.80 : 85,164,028.20 = 32,813,497.20 : x
  2. Step 2: Convert to fraction form
    56,776,018.80/85,164,028.20 = 32,813,497.20/x
  3. Step 3: Cross multiply
    56,776,018.80x = 85,164,028.20 × 32,813,497.20
  4. Step 4: Simplify right side
    56,776,018.80x = 2,794,529,600,881,421
  5. Step 5: Solve for x
    x = 2,794,529,600,881,421/56,776,018.80
  6. Step 6: Final answer
    x = 49,220,245.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.