Home / 4,725,841.20-7,088,761.80-4,477,009.20

Finding the Fourth Proportional to 4,725,841.20, 7,088,761.80 and 4,477,009.20

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Solution

The fourth proportional to 4,725,841.20, 7,088,761.80 and 4,477,009.20 is: 6,715,513.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,725,841.20 : 7,088,761.80 = 4,477,009.20 : x
  2. Step 2: Convert to fraction form
    4,725,841.20/7,088,761.80 = 4,477,009.20/x
  3. Step 3: Cross multiply
    4,725,841.20x = 7,088,761.80 × 4,477,009.20
  4. Step 4: Simplify right side
    4,725,841.20x = 31,736,451,795,208.56
  5. Step 5: Solve for x
    x = 31,736,451,795,208.56/4,725,841.20
  6. Step 6: Final answer
    x = 6,715,513.80

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Similar ratio
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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.