Home / 6,772,366.98-9,345,381.21-3,871,880.10

Finding the Fourth Proportional to 6,772,366.98, 9,345,381.21 and 3,871,880.10

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Solution

The fourth proportional to 6,772,366.98, 9,345,381.21 and 3,871,880.10 is: 5,342,917.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,772,366.98 : 9,345,381.21 = 3,871,880.10 : x
  2. Step 2: Convert to fraction form
    6,772,366.98/9,345,381.21 = 3,871,880.10/x
  3. Step 3: Cross multiply
    6,772,366.98x = 9,345,381.21 × 3,871,880.10
  4. Step 4: Simplify right side
    6,772,366.98x = 36,184,195,533,912.92
  5. Step 5: Solve for x
    x = 36,184,195,533,912.92/6,772,366.98
  6. Step 6: Final answer
    x = 5,342,917.13

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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.