Home / 9,769,727.70-13,483,838.48-5,420,215.35

Finding the Fourth Proportional to 9,769,727.70, 13,483,838.48 and 5,420,215.35

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Solution

The fourth proportional to 9,769,727.70, 13,483,838.48 and 5,420,215.35 is: 7,480,792.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,769,727.70 : 13,483,838.48 = 5,420,215.35 : x
  2. Step 2: Convert to fraction form
    9,769,727.70/13,483,838.48 = 5,420,215.35/x
  3. Step 3: Cross multiply
    9,769,727.70x = 13,483,838.48 × 5,420,215.35
  4. Step 4: Simplify right side
    9,769,727.70x = 73,085,308,279,115.58
  5. Step 5: Solve for x
    x = 73,085,308,279,115.58/9,769,727.70
  6. Step 6: Final answer
    x = 7,480,792.76

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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.