Home / 6,630,013.92-9,146,828.16-3,728,739.36

Finding the Fourth Proportional to 6,630,013.92, 9,146,828.16 and 3,728,739.36

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Solution

The fourth proportional to 6,630,013.92, 9,146,828.16 and 3,728,739.36 is: 5,144,203.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,630,013.92 : 9,146,828.16 = 3,728,739.36 : x
  2. Step 2: Convert to fraction form
    6,630,013.92/9,146,828.16 = 3,728,739.36/x
  3. Step 3: Cross multiply
    6,630,013.92x = 9,146,828.16 × 3,728,739.36
  4. Step 4: Simplify right side
    6,630,013.92x = 34,106,138,179,348.38
  5. Step 5: Solve for x
    x = 34,106,138,179,348.38/6,630,013.92
  6. Step 6: Final answer
    x = 5,144,203.10

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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.