Home / 13,055,944.32-18,016,844.96-7,254,577.04

Finding the Fourth Proportional to 13,055,944.32, 18,016,844.96 and 7,254,577.04

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Solution

The fourth proportional to 13,055,944.32, 18,016,844.96 and 7,254,577.04 is: 10,011,117.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,055,944.32 : 18,016,844.96 = 7,254,577.04 : x
  2. Step 2: Convert to fraction form
    13,055,944.32/18,016,844.96 = 7,254,577.04/x
  3. Step 3: Cross multiply
    13,055,944.32x = 18,016,844.96 × 7,254,577.04
  4. Step 4: Simplify right side
    13,055,944.32x = 130,704,589,780,055.72
  5. Step 5: Solve for x
    x = 130,704,589,780,055.72/13,055,944.32
  6. Step 6: Final answer
    x = 10,011,117.28

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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.