Home / 7,725,223.44-10,660,311.72-4,287,466.80

Finding the Fourth Proportional to 7,725,223.44, 10,660,311.72 and 4,287,466.80

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Solution

The fourth proportional to 7,725,223.44, 10,660,311.72 and 4,287,466.80 is: 5,916,428.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,725,223.44 : 10,660,311.72 = 4,287,466.80 : x
  2. Step 2: Convert to fraction form
    7,725,223.44/10,660,311.72 = 4,287,466.80/x
  3. Step 3: Cross multiply
    7,725,223.44x = 10,660,311.72 × 4,287,466.80
  4. Step 4: Simplify right side
    7,725,223.44x = 45,705,732,577,150.90
  5. Step 5: Solve for x
    x = 45,705,732,577,150.90/7,725,223.44
  6. Step 6: Final answer
    x = 5,916,428.56

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1.5x scale

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.