Home / 13,245,667.16-18,280,536.30-7,365,887.96

Finding the Fourth Proportional to 13,245,667.16, 18,280,536.30 and 7,365,887.96

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Solution

The fourth proportional to 13,245,667.16, 18,280,536.30 and 7,365,887.96 is: 10,165,768.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,245,667.16 : 18,280,536.30 = 7,365,887.96 : x
  2. Step 2: Convert to fraction form
    13,245,667.16/18,280,536.30 = 7,365,887.96/x
  3. Step 3: Cross multiply
    13,245,667.16x = 18,280,536.30 × 7,365,887.96
  4. Step 4: Simplify right side
    13,245,667.16x = 134,652,382,234,512.95
  5. Step 5: Solve for x
    x = 134,652,382,234,512.95/13,245,667.16
  6. Step 6: Final answer
    x = 10,165,768.22

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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.