Home / 9,660,432.74-13,343,089.30-7,042,791.38

Finding the Fourth Proportional to 9,660,432.74, 13,343,089.30 and 7,042,791.38

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Solution

The fourth proportional to 9,660,432.74, 13,343,089.30 and 7,042,791.38 is: 9,727,576.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,660,432.74 : 13,343,089.30 = 7,042,791.38 : x
  2. Step 2: Convert to fraction form
    9,660,432.74/13,343,089.30 = 7,042,791.38/x
  3. Step 3: Cross multiply
    9,660,432.74x = 13,343,089.30 × 7,042,791.38
  4. Step 4: Simplify right side
    9,660,432.74x = 93,972,594,220,287.81
  5. Step 5: Solve for x
    x = 93,972,594,220,287.81/9,660,432.74
  6. Step 6: Final answer
    x = 9,727,576.06

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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.