Home / 8,342,762.20-12,504,812.10-4,750,250.20

Finding the Fourth Proportional to 8,342,762.20, 12,504,812.10 and 4,750,250.20

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Solution

The fourth proportional to 8,342,762.20, 12,504,812.10 and 4,750,250.20 is: 7,120,062.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,342,762.20 : 12,504,812.10 = 4,750,250.20 : x
  2. Step 2: Convert to fraction form
    8,342,762.20/12,504,812.10 = 4,750,250.20/x
  3. Step 3: Cross multiply
    8,342,762.20x = 12,504,812.10 × 4,750,250.20
  4. Step 4: Simplify right side
    8,342,762.20x = 59,400,986,178,987.42
  5. Step 5: Solve for x
    x = 59,400,986,178,987.42/8,342,762.20
  6. Step 6: Final answer
    x = 7,120,062.25

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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.