Home / 13,665,887.66-18,858,184.88-7,553,922.50

Finding the Fourth Proportional to 13,665,887.66, 18,858,184.88 and 7,553,922.50

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Solution

The fourth proportional to 13,665,887.66, 18,858,184.88 and 7,553,922.50 is: 10,424,003.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,665,887.66 : 18,858,184.88 = 7,553,922.50 : x
  2. Step 2: Convert to fraction form
    13,665,887.66/18,858,184.88 = 7,553,922.50/x
  3. Step 3: Cross multiply
    13,665,887.66x = 18,858,184.88 × 7,553,922.50
  4. Step 4: Simplify right side
    13,665,887.66x = 142,453,267,074,191.78
  5. Step 5: Solve for x
    x = 142,453,267,074,191.78/13,665,887.66
  6. Step 6: Final answer
    x = 10,424,003.96

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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.