Home / 8,538,658.69-11,783,442.09-4,671,096.81

Finding the Fourth Proportional to 8,538,658.69, 11,783,442.09 and 4,671,096.81

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Solution

The fourth proportional to 8,538,658.69, 11,783,442.09 and 4,671,096.81 is: 6,446,164.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,538,658.69 : 11,783,442.09 = 4,671,096.81 : x
  2. Step 2: Convert to fraction form
    8,538,658.69/11,783,442.09 = 4,671,096.81/x
  3. Step 3: Cross multiply
    8,538,658.69x = 11,783,442.09 × 4,671,096.81
  4. Step 4: Simplify right side
    8,538,658.69x = 55,041,598,797,029.30
  5. Step 5: Solve for x
    x = 55,041,598,797,029.30/8,538,658.69
  6. Step 6: Final answer
    x = 6,446,164.53

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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.