Home / 38,852,581.06-53,615,157.42-21,448,553.32

Finding the Fourth Proportional to 38,852,581.06, 53,615,157.42 and 21,448,553.32

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Solution

The fourth proportional to 38,852,581.06, 53,615,157.42 and 21,448,553.32 is: 29,598,228.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,852,581.06 : 53,615,157.42 = 21,448,553.32 : x
  2. Step 2: Convert to fraction form
    38,852,581.06/53,615,157.42 = 21,448,553.32/x
  3. Step 3: Cross multiply
    38,852,581.06x = 53,615,157.42 × 21,448,553.32
  4. Step 4: Simplify right side
    38,852,581.06x = 1,149,967,562,683,063.75
  5. Step 5: Solve for x
    x = 1,149,967,562,683,063.75/38,852,581.06
  6. Step 6: Final answer
    x = 29,598,228.26

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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.