Home / 5,105,110.32-7,045,018.47-2,813,272.83

Finding the Fourth Proportional to 5,105,110.32, 7,045,018.47 and 2,813,272.83

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Solution

The fourth proportional to 5,105,110.32, 7,045,018.47 and 2,813,272.83 is: 3,882,297.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,105,110.32 : 7,045,018.47 = 2,813,272.83 : x
  2. Step 2: Convert to fraction form
    5,105,110.32/7,045,018.47 = 2,813,272.83/x
  3. Step 3: Cross multiply
    5,105,110.32x = 7,045,018.47 × 2,813,272.83
  4. Step 4: Simplify right side
    5,105,110.32x = 19,819,559,048,499.17
  5. Step 5: Solve for x
    x = 19,819,559,048,499.17/5,105,110.32
  6. Step 6: Final answer
    x = 3,882,297.89

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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.