Home / 6,867,280.80-10,300,921.20-4,028,752.80

Finding the Fourth Proportional to 6,867,280.80, 10,300,921.20 and 4,028,752.80

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Solution

The fourth proportional to 6,867,280.80, 10,300,921.20 and 4,028,752.80 is: 6,043,129.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,867,280.80 : 10,300,921.20 = 4,028,752.80 : x
  2. Step 2: Convert to fraction form
    6,867,280.80/10,300,921.20 = 4,028,752.80/x
  3. Step 3: Cross multiply
    6,867,280.80x = 10,300,921.20 × 4,028,752.80
  4. Step 4: Simplify right side
    6,867,280.80x = 41,499,865,127,079.35
  5. Step 5: Solve for x
    x = 41,499,865,127,079.35/6,867,280.80
  6. Step 6: Final answer
    x = 6,043,129.20

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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.