Home / 11,554,835.76-15,945,478.02-6,398,086.32

Finding the Fourth Proportional to 11,554,835.76, 15,945,478.02 and 6,398,086.32

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Solution

The fourth proportional to 11,554,835.76, 15,945,478.02 and 6,398,086.32 is: 8,829,250.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,554,835.76 : 15,945,478.02 = 6,398,086.32 : x
  2. Step 2: Convert to fraction form
    11,554,835.76/15,945,478.02 = 6,398,086.32/x
  3. Step 3: Cross multiply
    11,554,835.76x = 15,945,478.02 × 6,398,086.32
  4. Step 4: Simplify right side
    11,554,835.76x = 102,020,544,785,622.69
  5. Step 5: Solve for x
    x = 102,020,544,785,622.69/11,554,835.76
  6. Step 6: Final answer
    x = 8,829,250.97

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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.