Home / 11,555,507.04-15,951,749.76-7,637,622.96

Finding the Fourth Proportional to 11,555,507.04, 15,951,749.76 and 7,637,622.96

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Solution

The fourth proportional to 11,555,507.04, 15,951,749.76 and 7,637,622.96 is: 10,543,323.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,555,507.04 : 15,951,749.76 = 7,637,622.96 : x
  2. Step 2: Convert to fraction form
    11,555,507.04/15,951,749.76 = 7,637,622.96/x
  3. Step 3: Cross multiply
    11,555,507.04x = 15,951,749.76 × 7,637,622.96
  4. Step 4: Simplify right side
    11,555,507.04x = 121,833,450,219,150.48
  5. Step 5: Solve for x
    x = 121,833,450,219,150.48/11,555,507.04
  6. Step 6: Final answer
    x = 10,543,323.61

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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.