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Finding the Fourth Proportional to 7,108,484.92, 9,799,506.30 and 5,067,751.48

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Solution

The fourth proportional to 7,108,484.92, 9,799,506.30 and 5,067,751.48 is: 6,986,223.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,108,484.92 : 9,799,506.30 = 5,067,751.48 : x
  2. Step 2: Convert to fraction form
    7,108,484.92/9,799,506.30 = 5,067,751.48/x
  3. Step 3: Cross multiply
    7,108,484.92x = 9,799,506.30 × 5,067,751.48
  4. Step 4: Simplify right side
    7,108,484.92x = 49,661,462,555,094.34
  5. Step 5: Solve for x
    x = 49,661,462,555,094.34/7,108,484.92
  6. Step 6: Final answer
    x = 6,986,223.24

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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.