Home / 7,105,152.92-9,804,518.60-4,007,505.56

Finding the Fourth Proportional to 7,105,152.92, 9,804,518.60 and 4,007,505.56

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Solution

The fourth proportional to 7,105,152.92, 9,804,518.60 and 4,007,505.56 is: 5,530,023.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,105,152.92 : 9,804,518.60 = 4,007,505.56 : x
  2. Step 2: Convert to fraction form
    7,105,152.92/9,804,518.60 = 4,007,505.56/x
  3. Step 3: Cross multiply
    7,105,152.92x = 9,804,518.60 × 4,007,505.56
  4. Step 4: Simplify right side
    7,105,152.92x = 39,291,662,802,623.41
  5. Step 5: Solve for x
    x = 39,291,662,802,623.41/7,105,152.92
  6. Step 6: Final answer
    x = 5,530,023.53

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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.