Home / 7,137,336.60-9,849,532.20-3,874,150.80

Finding the Fourth Proportional to 7,137,336.60, 9,849,532.20 and 3,874,150.80

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Solution

The fourth proportional to 7,137,336.60, 9,849,532.20 and 3,874,150.80 is: 5,346,332.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,137,336.60 : 9,849,532.20 = 3,874,150.80 : x
  2. Step 2: Convert to fraction form
    7,137,336.60/9,849,532.20 = 3,874,150.80/x
  3. Step 3: Cross multiply
    7,137,336.60x = 9,849,532.20 × 3,874,150.80
  4. Step 4: Simplify right side
    7,137,336.60x = 38,158,573,052,255.76
  5. Step 5: Solve for x
    x = 38,158,573,052,255.76/7,137,336.60
  6. Step 6: Final answer
    x = 5,346,332.28

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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.