Home / 9,660,430.49-13,343,086.19-7,042,789.13

Finding the Fourth Proportional to 9,660,430.49, 13,343,086.19 and 7,042,789.13

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Solution

The fourth proportional to 9,660,430.49, 13,343,086.19 and 7,042,789.13 is: 9,727,572.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,660,430.49 : 13,343,086.19 = 7,042,789.13 : x
  2. Step 2: Convert to fraction form
    9,660,430.49/13,343,086.19 = 7,042,789.13/x
  3. Step 3: Cross multiply
    9,660,430.49x = 13,343,086.19 × 7,042,789.13
  4. Step 4: Simplify right side
    9,660,430.49x = 93,972,542,330,476.66
  5. Step 5: Solve for x
    x = 93,972,542,330,476.66/9,660,430.49
  6. Step 6: Final answer
    x = 9,727,572.96

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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.