Home / 6,240,571.60-9,346,860.60-5,120,827.60

Finding the Fourth Proportional to 6,240,571.60, 9,346,860.60 and 5,120,827.60

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Solution

The fourth proportional to 6,240,571.60, 9,346,860.60 and 5,120,827.60 is: 7,669,756.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240,571.60 : 9,346,860.60 = 5,120,827.60 : x
  2. Step 2: Convert to fraction form
    6,240,571.60/9,346,860.60 = 5,120,827.60/x
  3. Step 3: Cross multiply
    6,240,571.60x = 9,346,860.60 × 5,120,827.60
  4. Step 4: Simplify right side
    6,240,571.60x = 47,863,661,733,832.55
  5. Step 5: Solve for x
    x = 47,863,661,733,832.55/6,240,571.60
  6. Step 6: Final answer
    x = 7,669,756.04

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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.