Home / 35,560,817.81-49,081,823.24-21,619,210.50

Finding the Fourth Proportional to 35,560,817.81, 49,081,823.24 and 21,619,210.50

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Solution

The fourth proportional to 35,560,817.81, 49,081,823.24 and 21,619,210.50 is: 29,839,310.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,560,817.81 : 49,081,823.24 = 21,619,210.50 : x
  2. Step 2: Convert to fraction form
    35,560,817.81/49,081,823.24 = 21,619,210.50/x
  3. Step 3: Cross multiply
    35,560,817.81x = 49,081,823.24 × 21,619,210.50
  4. Step 4: Simplify right side
    35,560,817.81x = 1,061,110,268,454,920
  5. Step 5: Solve for x
    x = 1,061,110,268,454,920/35,560,817.81
  6. Step 6: Final answer
    x = 29,839,310.05

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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.