Home / 34,535,020.87-51,776,993.21-20,885,132.64

Finding the Fourth Proportional to 34,535,020.87, 51,776,993.21 and 20,885,132.64

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Solution

The fourth proportional to 34,535,020.87, 51,776,993.21 and 20,885,132.64 is: 31,312,254.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,535,020.87 : 51,776,993.21 = 20,885,132.64 : x
  2. Step 2: Convert to fraction form
    34,535,020.87/51,776,993.21 = 20,885,132.64/x
  3. Step 3: Cross multiply
    34,535,020.87x = 51,776,993.21 × 20,885,132.64
  4. Step 4: Simplify right side
    34,535,020.87x = 1,081,369,370,839,016.62
  5. Step 5: Solve for x
    x = 1,081,369,370,839,016.62/34,535,020.87
  6. Step 6: Final answer
    x = 31,312,254.74

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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.