Home / 13,082,449.05-18,053,597.52-7,281,232.29

Finding the Fourth Proportional to 13,082,449.05, 18,053,597.52 and 7,281,232.29

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Solution

The fourth proportional to 13,082,449.05, 18,053,597.52 and 7,281,232.29 is: 10,047,999.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,082,449.05 : 18,053,597.52 = 7,281,232.29 : x
  2. Step 2: Convert to fraction form
    13,082,449.05/18,053,597.52 = 7,281,232.29/x
  3. Step 3: Cross multiply
    13,082,449.05x = 18,053,597.52 × 7,281,232.29
  4. Step 4: Simplify right side
    13,082,449.05x = 131,452,437,213,287.92
  5. Step 5: Solve for x
    x = 131,452,437,213,287.92/13,082,449.05
  6. Step 6: Final answer
    x = 10,047,999.17

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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.