Home / 5,646,992.36-7,789,980.92-3,688,017

Finding the Fourth Proportional to 5,646,992.36, 7,789,980.92 and 3,688,017

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Solution

The fourth proportional to 5,646,992.36, 7,789,980.92 and 3,688,017 is: 5,087,590.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,646,992.36 : 7,789,980.92 = 3,688,017 : x
  2. Step 2: Convert to fraction form
    5,646,992.36/7,789,980.92 = 3,688,017/x
  3. Step 3: Cross multiply
    5,646,992.36x = 7,789,980.92 × 3,688,017
  4. Step 4: Simplify right side
    5,646,992.36x = 28,729,582,044,195.55
  5. Step 5: Solve for x
    x = 28,729,582,044,195.55/5,646,992.36
  6. Step 6: Final answer
    x = 5,087,590.04

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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.