Home / 8,126,642.51-11,214,875.82-4,455,550.19

Finding the Fourth Proportional to 8,126,642.51, 11,214,875.82 and 4,455,550.19

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Solution

The fourth proportional to 8,126,642.51, 11,214,875.82 and 4,455,550.19 is: 6,148,719.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,126,642.51 : 11,214,875.82 = 4,455,550.19 : x
  2. Step 2: Convert to fraction form
    8,126,642.51/11,214,875.82 = 4,455,550.19/x
  3. Step 3: Cross multiply
    8,126,642.51x = 11,214,875.82 × 4,455,550.19
  4. Step 4: Simplify right side
    8,126,642.51x = 49,968,442,034,553.02
  5. Step 5: Solve for x
    x = 49,968,442,034,553.02/8,126,642.51
  6. Step 6: Final answer
    x = 6,148,719.11

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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.