Home / 12,356,650.32-17,048,652.48-7,129,244.76

Finding the Fourth Proportional to 12,356,650.32, 17,048,652.48 and 7,129,244.76

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Solution

The fourth proportional to 12,356,650.32, 17,048,652.48 and 7,129,244.76 is: 9,836,324.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,356,650.32 : 17,048,652.48 = 7,129,244.76 : x
  2. Step 2: Convert to fraction form
    12,356,650.32/17,048,652.48 = 7,129,244.76/x
  3. Step 3: Cross multiply
    12,356,650.32x = 17,048,652.48 × 7,129,244.76
  4. Step 4: Simplify right side
    12,356,650.32x = 121,544,016,358,101
  5. Step 5: Solve for x
    x = 121,544,016,358,101/12,356,650.32
  6. Step 6: Final answer
    x = 9,836,324.02

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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.