Home / 5,519,268.90-8,263,156.95-4,889,412.90

Finding the Fourth Proportional to 5,519,268.90, 8,263,156.95 and 4,889,412.90

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Solution

The fourth proportional to 5,519,268.90, 8,263,156.95 and 4,889,412.90 is: 7,320,169.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,519,268.90 : 8,263,156.95 = 4,889,412.90 : x
  2. Step 2: Convert to fraction form
    5,519,268.90/8,263,156.95 = 4,889,412.90/x
  3. Step 3: Cross multiply
    5,519,268.90x = 8,263,156.95 × 4,889,412.90
  4. Step 4: Simplify right side
    5,519,268.90x = 40,401,986,186,054.66
  5. Step 5: Solve for x
    x = 40,401,986,186,054.66/5,519,268.90
  6. Step 6: Final answer
    x = 7,320,169.92

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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.