Home / 53,239,279.74-73,470,255.03-28,792,993.74

Finding the Fourth Proportional to 53,239,279.74, 73,470,255.03 and 28,792,993.74

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Solution

The fourth proportional to 53,239,279.74, 73,470,255.03 and 28,792,993.74 is: 39,734,357.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,239,279.74 : 73,470,255.03 = 28,792,993.74 : x
  2. Step 2: Convert to fraction form
    53,239,279.74/73,470,255.03 = 28,792,993.74/x
  3. Step 3: Cross multiply
    53,239,279.74x = 73,470,255.03 × 28,792,993.74
  4. Step 4: Simplify right side
    53,239,279.74x = 2,115,428,593,154,993.50
  5. Step 5: Solve for x
    x = 2,115,428,593,154,993.50/53,239,279.74
  6. Step 6: Final answer
    x = 39,734,357.86

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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.