Home / 18,635,881.71-25,660,479.75-18,582,073.31

Finding the Fourth Proportional to 18,635,881.71, 25,660,479.75 and 18,582,073.31

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Solution

The fourth proportional to 18,635,881.71, 25,660,479.75 and 18,582,073.31 is: 25,586,388.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,635,881.71 : 25,660,479.75 = 18,582,073.31 : x
  2. Step 2: Convert to fraction form
    18,635,881.71/25,660,479.75 = 18,582,073.31/x
  3. Step 3: Cross multiply
    18,635,881.71x = 25,660,479.75 × 18,582,073.31
  4. Step 4: Simplify right side
    18,635,881.71x = 476,824,915,878,738.88
  5. Step 5: Solve for x
    x = 476,824,915,878,738.88/18,635,881.71
  6. Step 6: Final answer
    x = 25,586,388.84

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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.