Home / 6,912,005.20-10,368,007.80-3,546,552.40

Finding the Fourth Proportional to 6,912,005.20, 10,368,007.80 and 3,546,552.40

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Solution

The fourth proportional to 6,912,005.20, 10,368,007.80 and 3,546,552.40 is: 5,319,828.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912,005.20 : 10,368,007.80 = 3,546,552.40 : x
  2. Step 2: Convert to fraction form
    6,912,005.20/10,368,007.80 = 3,546,552.40/x
  3. Step 3: Cross multiply
    6,912,005.20x = 10,368,007.80 × 3,546,552.40
  4. Step 4: Simplify right side
    6,912,005.20x = 36,770,682,946,308.72
  5. Step 5: Solve for x
    x = 36,770,682,946,308.72/6,912,005.20
  6. Step 6: Final answer
    x = 5,319,828.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.