Home / 21,873,029.90-32,778,740.95-16,735,570.07

Finding the Fourth Proportional to 21,873,029.90, 32,778,740.95 and 16,735,570.07

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Solution

The fourth proportional to 21,873,029.90, 32,778,740.95 and 16,735,570.07 is: 25,079,786.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,873,029.90 : 32,778,740.95 = 16,735,570.07 : x
  2. Step 2: Convert to fraction form
    21,873,029.90/32,778,740.95 = 16,735,570.07/x
  3. Step 3: Cross multiply
    21,873,029.90x = 32,778,740.95 × 16,735,570.07
  4. Step 4: Simplify right side
    21,873,029.90x = 548,570,915,769,370.75
  5. Step 5: Solve for x
    x = 548,570,915,769,370.75/21,873,029.90
  6. Step 6: Final answer
    x = 25,079,786.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.