Home / 8,631,980.64-11,912,134.32-4,764,502.85

Finding the Fourth Proportional to 8,631,980.64, 11,912,134.32 and 4,764,502.85

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Solution

The fourth proportional to 8,631,980.64, 11,912,134.32 and 4,764,502.85 is: 6,575,014.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,631,980.64 : 11,912,134.32 = 4,764,502.85 : x
  2. Step 2: Convert to fraction form
    8,631,980.64/11,912,134.32 = 4,764,502.85/x
  3. Step 3: Cross multiply
    8,631,980.64x = 11,912,134.32 × 4,764,502.85
  4. Step 4: Simplify right side
    8,631,980.64x = 56,755,397,857,662.14
  5. Step 5: Solve for x
    x = 56,755,397,857,662.14/8,631,980.64
  6. Step 6: Final answer
    x = 6,575,014.50

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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.