Home / 9,169,293.74-12,640,979.22-7,315,001.24

Finding the Fourth Proportional to 9,169,293.74, 12,640,979.22 and 7,315,001.24

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Solution

The fourth proportional to 9,169,293.74, 12,640,979.22 and 7,315,001.24 is: 10,084,612.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,169,293.74 : 12,640,979.22 = 7,315,001.24 : x
  2. Step 2: Convert to fraction form
    9,169,293.74/12,640,979.22 = 7,315,001.24/x
  3. Step 3: Cross multiply
    9,169,293.74x = 12,640,979.22 × 7,315,001.24
  4. Step 4: Simplify right side
    9,169,293.74x = 92,468,778,669,114.23
  5. Step 5: Solve for x
    x = 92,468,778,669,114.23/9,169,293.74
  6. Step 6: Final answer
    x = 10,084,612.98

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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.