Home / 8,242,042.67-11,374,699.79-4,572,142.46

Finding the Fourth Proportional to 8,242,042.67, 11,374,699.79 and 4,572,142.46

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Solution

The fourth proportional to 8,242,042.67, 11,374,699.79 and 4,572,142.46 is: 6,309,934.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,242,042.67 : 11,374,699.79 = 4,572,142.46 : x
  2. Step 2: Convert to fraction form
    8,242,042.67/11,374,699.79 = 4,572,142.46/x
  3. Step 3: Cross multiply
    8,242,042.67x = 11,374,699.79 × 4,572,142.46
  4. Step 4: Simplify right side
    8,242,042.67x = 52,006,747,856,751.38
  5. Step 5: Solve for x
    x = 52,006,747,856,751.38/8,242,042.67
  6. Step 6: Final answer
    x = 6,309,934.31

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1.5x scale

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.