Home / 9,146,857.64-12,622,062.87-5,226,816.24

Finding the Fourth Proportional to 9,146,857.64, 12,622,062.87 and 5,226,816.24

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Solution

The fourth proportional to 9,146,857.64, 12,622,062.87 and 5,226,816.24 is: 7,212,663.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,146,857.64 : 12,622,062.87 = 5,226,816.24 : x
  2. Step 2: Convert to fraction form
    9,146,857.64/12,622,062.87 = 5,226,816.24/x
  3. Step 3: Cross multiply
    9,146,857.64x = 12,622,062.87 × 5,226,816.24
  4. Step 4: Simplify right side
    9,146,857.64x = 65,973,203,191,217.01
  5. Step 5: Solve for x
    x = 65,973,203,191,217.01/9,146,857.64
  6. Step 6: Final answer
    x = 7,212,663.17

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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.