Home / 9,242,363.45-12,753,479.69-5,111,738.27

Finding the Fourth Proportional to 9,242,363.45, 12,753,479.69 and 5,111,738.27

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Solution

The fourth proportional to 9,242,363.45, 12,753,479.69 and 5,111,738.27 is: 7,053,655.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,242,363.45 : 12,753,479.69 = 5,111,738.27 : x
  2. Step 2: Convert to fraction form
    9,242,363.45/12,753,479.69 = 5,111,738.27/x
  3. Step 3: Cross multiply
    9,242,363.45x = 12,753,479.69 × 5,111,738.27
  4. Step 4: Simplify right side
    9,242,363.45x = 65,192,450,213,365.75
  5. Step 5: Solve for x
    x = 65,192,450,213,365.75/9,242,363.45
  6. Step 6: Final answer
    x = 7,053,655.77

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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.