Home / 82,839,048.11-124,231,528.08-27,492,015.81

Finding the Fourth Proportional to 82,839,048.11, 124,231,528.08 and 27,492,015.81

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Solution

The fourth proportional to 82,839,048.11, 124,231,528.08 and 27,492,015.81 is: 41,229,048.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,839,048.11 : 124,231,528.08 = 27,492,015.81 : x
  2. Step 2: Convert to fraction form
    82,839,048.11/124,231,528.08 = 27,492,015.81/x
  3. Step 3: Cross multiply
    82,839,048.11x = 124,231,528.08 × 27,492,015.81
  4. Step 4: Simplify right side
    82,839,048.11x = 3,415,375,134,075,818.50
  5. Step 5: Solve for x
    x = 3,415,375,134,075,818.50/82,839,048.11
  6. Step 6: Final answer
    x = 41,229,048.52

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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.