Home / 5,128,585.20-7,683,546.60-4,176,802.80

Finding the Fourth Proportional to 5,128,585.20, 7,683,546.60 and 4,176,802.80

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Solution

The fourth proportional to 5,128,585.20, 7,683,546.60 and 4,176,802.80 is: 6,257,604.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,128,585.20 : 7,683,546.60 = 4,176,802.80 : x
  2. Step 2: Convert to fraction form
    5,128,585.20/7,683,546.60 = 4,176,802.80/x
  3. Step 3: Cross multiply
    5,128,585.20x = 7,683,546.60 × 4,176,802.80
  4. Step 4: Simplify right side
    5,128,585.20x = 32,092,658,952,810.48
  5. Step 5: Solve for x
    x = 32,092,658,952,810.48/5,128,585.20
  6. Step 6: Final answer
    x = 6,257,604.72

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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.