Home / 8,499,491.53-11,728,956.03-4,631,929.65

Finding the Fourth Proportional to 8,499,491.53, 11,728,956.03 and 4,631,929.65

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Solution

The fourth proportional to 8,499,491.53, 11,728,956.03 and 4,631,929.65 is: 6,391,876.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,499,491.53 : 11,728,956.03 = 4,631,929.65 : x
  2. Step 2: Convert to fraction form
    8,499,491.53/11,728,956.03 = 4,631,929.65/x
  3. Step 3: Cross multiply
    8,499,491.53x = 11,728,956.03 × 4,631,929.65
  4. Step 4: Simplify right side
    8,499,491.53x = 54,327,699,181,533.55
  5. Step 5: Solve for x
    x = 54,327,699,181,533.55/8,499,491.53
  6. Step 6: Final answer
    x = 6,391,876.39

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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.