Home / 11,185,837.44-16,768,125.72-7,130,945.04

Finding the Fourth Proportional to 11,185,837.44, 16,768,125.72 and 7,130,945.04

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Solution

The fourth proportional to 11,185,837.44, 16,768,125.72 and 7,130,945.04 is: 10,689,640.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,185,837.44 : 16,768,125.72 = 7,130,945.04 : x
  2. Step 2: Convert to fraction form
    11,185,837.44/16,768,125.72 = 7,130,945.04/x
  3. Step 3: Cross multiply
    11,185,837.44x = 16,768,125.72 × 7,130,945.04
  4. Step 4: Simplify right side
    11,185,837.44x = 119,572,582,933,130.44
  5. Step 5: Solve for x
    x = 119,572,582,933,130.44/11,185,837.44
  6. Step 6: Final answer
    x = 10,689,640.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.