Home / 9,561,685.25-13,194,790.49-5,210,682.77

Finding the Fourth Proportional to 9,561,685.25, 13,194,790.49 and 5,210,682.77

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Solution

The fourth proportional to 9,561,685.25, 13,194,790.49 and 5,210,682.77 is: 7,190,559.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,561,685.25 : 13,194,790.49 = 5,210,682.77 : x
  2. Step 2: Convert to fraction form
    9,561,685.25/13,194,790.49 = 5,210,682.77/x
  3. Step 3: Cross multiply
    9,561,685.25x = 13,194,790.49 × 5,210,682.77
  4. Step 4: Simplify right side
    9,561,685.25x = 68,753,867,460,002.85
  5. Step 5: Solve for x
    x = 68,753,867,460,002.85/9,561,685.25
  6. Step 6: Final answer
    x = 7,190,559.58

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1.5x scale

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.