Home / 9,121,553.38-12,586,886.66-6,175,377.34

Finding the Fourth Proportional to 9,121,553.38, 12,586,886.66 and 6,175,377.34

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Solution

The fourth proportional to 9,121,553.38, 12,586,886.66 and 6,175,377.34 is: 8,521,440.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,121,553.38 : 12,586,886.66 = 6,175,377.34 : x
  2. Step 2: Convert to fraction form
    9,121,553.38/12,586,886.66 = 6,175,377.34/x
  3. Step 3: Cross multiply
    9,121,553.38x = 12,586,886.66 × 6,175,377.34
  4. Step 4: Simplify right side
    9,121,553.38x = 77,728,774,662,983.19
  5. Step 5: Solve for x
    x = 77,728,774,662,983.19/9,121,553.38
  6. Step 6: Final answer
    x = 8,521,440.53

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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.