Home / 82,617,012.36-114,010,847.87-45,446,494.28

Finding the Fourth Proportional to 82,617,012.36, 114,010,847.87 and 45,446,494.28

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Solution

The fourth proportional to 82,617,012.36, 114,010,847.87 and 45,446,494.28 is: 62,715,815.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,617,012.36 : 114,010,847.87 = 45,446,494.28 : x
  2. Step 2: Convert to fraction form
    82,617,012.36/114,010,847.87 = 45,446,494.28/x
  3. Step 3: Cross multiply
    82,617,012.36x = 114,010,847.87 × 45,446,494.28
  4. Step 4: Simplify right side
    82,617,012.36x = 5,181,393,344,784,618
  5. Step 5: Solve for x
    x = 5,181,393,344,784,618/82,617,012.36
  6. Step 6: Final answer
    x = 62,715,815.99

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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.