Home / 7,284,473.48-10,052,309.95-4,021,218.15

Finding the Fourth Proportional to 7,284,473.48, 10,052,309.95 and 4,021,218.15

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Solution

The fourth proportional to 7,284,473.48, 10,052,309.95 and 4,021,218.15 is: 5,549,135.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284,473.48 : 10,052,309.95 = 4,021,218.15 : x
  2. Step 2: Convert to fraction form
    7,284,473.48/10,052,309.95 = 4,021,218.15/x
  3. Step 3: Cross multiply
    7,284,473.48x = 10,052,309.95 × 4,021,218.15
  4. Step 4: Simplify right side
    7,284,473.48x = 40,422,531,200,259.50
  5. Step 5: Solve for x
    x = 40,422,531,200,259.50/7,284,473.48
  6. Step 6: Final answer
    x = 5,549,135.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.