Home / 6,870,541.60-10,305,812.40-3,847,232.80

Finding the Fourth Proportional to 6,870,541.60, 10,305,812.40 and 3,847,232.80

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Solution

The fourth proportional to 6,870,541.60, 10,305,812.40 and 3,847,232.80 is: 5,770,849.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,870,541.60 : 10,305,812.40 = 3,847,232.80 : x
  2. Step 2: Convert to fraction form
    6,870,541.60/10,305,812.40 = 3,847,232.80/x
  3. Step 3: Cross multiply
    6,870,541.60x = 10,305,812.40 × 3,847,232.80
  4. Step 4: Simplify right side
    6,870,541.60x = 39,648,859,495,926.72
  5. Step 5: Solve for x
    x = 39,648,859,495,926.72/6,870,541.60
  6. Step 6: Final answer
    x = 5,770,849.20

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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.