Home / 5,389,227.20-8,083,840.80-5,300,653.70

Finding the Fourth Proportional to 5,389,227.20, 8,083,840.80 and 5,300,653.70

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Solution

The fourth proportional to 5,389,227.20, 8,083,840.80 and 5,300,653.70 is: 7,950,980.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389,227.20 : 8,083,840.80 = 5,300,653.70 : x
  2. Step 2: Convert to fraction form
    5,389,227.20/8,083,840.80 = 5,300,653.70/x
  3. Step 3: Cross multiply
    5,389,227.20x = 8,083,840.80 × 5,300,653.70
  4. Step 4: Simplify right side
    5,389,227.20x = 42,849,640,646,730.96
  5. Step 5: Solve for x
    x = 42,849,640,646,730.96/5,389,227.20
  6. Step 6: Final answer
    x = 7,950,980.55

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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.