Home / 6,690,616.32-9,232,384.32-3,789,428.16

Finding the Fourth Proportional to 6,690,616.32, 9,232,384.32 and 3,789,428.16

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Solution

The fourth proportional to 6,690,616.32, 9,232,384.32 and 3,789,428.16 is: 5,229,033.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,690,616.32 : 9,232,384.32 = 3,789,428.16 : x
  2. Step 2: Convert to fraction form
    6,690,616.32/9,232,384.32 = 3,789,428.16/x
  3. Step 3: Cross multiply
    6,690,616.32x = 9,232,384.32 × 3,789,428.16
  4. Step 4: Simplify right side
    6,690,616.32x = 34,985,457,126,150.45
  5. Step 5: Solve for x
    x = 34,985,457,126,150.45/6,690,616.32
  6. Step 6: Final answer
    x = 5,229,033.54

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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.