Home / 11,128,031.42-15,356,773.54-6,166,555.64

Finding the Fourth Proportional to 11,128,031.42, 15,356,773.54 and 6,166,555.64

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Solution

The fourth proportional to 11,128,031.42, 15,356,773.54 and 6,166,555.64 is: 8,509,896.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,128,031.42 : 15,356,773.54 = 6,166,555.64 : x
  2. Step 2: Convert to fraction form
    11,128,031.42/15,356,773.54 = 6,166,555.64/x
  3. Step 3: Cross multiply
    11,128,031.42x = 15,356,773.54 × 6,166,555.64
  4. Step 4: Simplify right side
    11,128,031.42x = 94,698,398,485,289.75
  5. Step 5: Solve for x
    x = 94,698,398,485,289.75/11,128,031.42
  6. Step 6: Final answer
    x = 8,509,896.76

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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.