Home / 5,185,190.60-7,777,785.90-4,870,003.40

Finding the Fourth Proportional to 5,185,190.60, 7,777,785.90 and 4,870,003.40

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Solution

The fourth proportional to 5,185,190.60, 7,777,785.90 and 4,870,003.40 is: 7,305,005.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,185,190.60 : 7,777,785.90 = 4,870,003.40 : x
  2. Step 2: Convert to fraction form
    5,185,190.60/7,777,785.90 = 4,870,003.40/x
  3. Step 3: Cross multiply
    5,185,190.60x = 7,777,785.90 × 4,870,003.40
  4. Step 4: Simplify right side
    5,185,190.60x = 37,877,843,777,472.06
  5. Step 5: Solve for x
    x = 37,877,843,777,472.06/5,185,190.60
  6. Step 6: Final answer
    x = 7,305,005.10

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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.