Home / 9,989,475.84-13,783,993.74-6,067,190.88

Finding the Fourth Proportional to 9,989,475.84, 13,783,993.74 and 6,067,190.88

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Solution

The fourth proportional to 9,989,475.84, 13,783,993.74 and 6,067,190.88 is: 8,371,822.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,989,475.84 : 13,783,993.74 = 6,067,190.88 : x
  2. Step 2: Convert to fraction form
    9,989,475.84/13,783,993.74 = 6,067,190.88/x
  3. Step 3: Cross multiply
    9,989,475.84x = 13,783,993.74 × 6,067,190.88
  4. Step 4: Simplify right side
    9,989,475.84x = 83,630,121,109,305.09
  5. Step 5: Solve for x
    x = 83,630,121,109,305.09/9,989,475.84
  6. Step 6: Final answer
    x = 8,371,822.75

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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.