Home / 6,970,323.20-10,455,484.80-5,200,851.20

Finding the Fourth Proportional to 6,970,323.20, 10,455,484.80 and 5,200,851.20

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Solution

The fourth proportional to 6,970,323.20, 10,455,484.80 and 5,200,851.20 is: 7,801,276.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,970,323.20 : 10,455,484.80 = 5,200,851.20 : x
  2. Step 2: Convert to fraction form
    6,970,323.20/10,455,484.80 = 5,200,851.20/x
  3. Step 3: Cross multiply
    6,970,323.20x = 10,455,484.80 × 5,200,851.20
  4. Step 4: Simplify right side
    6,970,323.20x = 54,377,420,668,661.77
  5. Step 5: Solve for x
    x = 54,377,420,668,661.77/6,970,323.20
  6. Step 6: Final answer
    x = 7,801,276.80

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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.