Home / 6,382,665.16-8,808,036.12-3,629,352.79

Finding the Fourth Proportional to 6,382,665.16, 8,808,036.12 and 3,629,352.79

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Solution

The fourth proportional to 6,382,665.16, 8,808,036.12 and 3,629,352.79 is: 5,008,483.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,382,665.16 : 8,808,036.12 = 3,629,352.79 : x
  2. Step 2: Convert to fraction form
    6,382,665.16/8,808,036.12 = 3,629,352.79/x
  3. Step 3: Cross multiply
    6,382,665.16x = 8,808,036.12 × 3,629,352.79
  4. Step 4: Simplify right side
    6,382,665.16x = 31,967,470,466,542.77
  5. Step 5: Solve for x
    x = 31,967,470,466,542.77/6,382,665.16
  6. Step 6: Final answer
    x = 5,008,483.08

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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.