Home / 75,082,619.04-103,614,014.24-40,743,803.04

Finding the Fourth Proportional to 75,082,619.04, 103,614,014.24 and 40,743,803.04

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Solution

The fourth proportional to 75,082,619.04, 103,614,014.24 and 40,743,803.04 is: 56,226,448.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,082,619.04 : 103,614,014.24 = 40,743,803.04 : x
  2. Step 2: Convert to fraction form
    75,082,619.04/103,614,014.24 = 40,743,803.04/x
  3. Step 3: Cross multiply
    75,082,619.04x = 103,614,014.24 × 40,743,803.04
  4. Step 4: Simplify right side
    75,082,619.04x = 4,221,628,988,378,315
  5. Step 5: Solve for x
    x = 4,221,628,988,378,315/75,082,619.04
  6. Step 6: Final answer
    x = 56,226,448.18

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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.