Home / 18,683,456.22-25,783,808.31-10,842,364.41

Finding the Fourth Proportional to 18,683,456.22, 25,783,808.31 and 10,842,364.41

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Solution

The fourth proportional to 18,683,456.22, 25,783,808.31 and 10,842,364.41 is: 14,962,833.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,683,456.22 : 25,783,808.31 = 10,842,364.41 : x
  2. Step 2: Convert to fraction form
    18,683,456.22/25,783,808.31 = 10,842,364.41/x
  3. Step 3: Cross multiply
    18,683,456.22x = 25,783,808.31 × 10,842,364.41
  4. Step 4: Simplify right side
    18,683,456.22x = 279,557,445,574,606.25
  5. Step 5: Solve for x
    x = 279,557,445,574,606.25/18,683,456.22
  6. Step 6: Final answer
    x = 14,962,833.55

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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.