Home / 57,911,072.40-86,932,963.80-33,990,022.80

Finding the Fourth Proportional to 57,911,072.40, 86,932,963.80 and 33,990,022.80

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Solution

The fourth proportional to 57,911,072.40, 86,932,963.80 and 33,990,022.80 is: 51,023,980.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,911,072.40 : 86,932,963.80 = 33,990,022.80 : x
  2. Step 2: Convert to fraction form
    57,911,072.40/86,932,963.80 = 33,990,022.80/x
  3. Step 3: Cross multiply
    57,911,072.40x = 86,932,963.80 × 33,990,022.80
  4. Step 4: Simplify right side
    57,911,072.40x = 2,954,853,421,633,574.50
  5. Step 5: Solve for x
    x = 2,954,853,421,633,574.50/57,911,072.40
  6. Step 6: Final answer
    x = 51,023,980.38

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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.