Home / 5,349,561.52-8,027,491.57-1,986,130.48

Finding the Fourth Proportional to 5,349,561.52, 8,027,491.57 and 1,986,130.48

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Solution

The fourth proportional to 5,349,561.52, 8,027,491.57 and 1,986,130.48 is: 2,980,364.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,349,561.52 : 8,027,491.57 = 1,986,130.48 : x
  2. Step 2: Convert to fraction form
    5,349,561.52/8,027,491.57 = 1,986,130.48/x
  3. Step 3: Cross multiply
    5,349,561.52x = 8,027,491.57 × 1,986,130.48
  4. Step 4: Simplify right side
    5,349,561.52x = 15,943,645,685,120.05
  5. Step 5: Solve for x
    x = 15,943,645,685,120.05/5,349,561.52
  6. Step 6: Final answer
    x = 2,980,364.96

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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.