Home / 22,995,778.41-31,736,081.97-13,208,111.40

Finding the Fourth Proportional to 22,995,778.41, 31,736,081.97 and 13,208,111.40

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Solution

The fourth proportional to 22,995,778.41, 31,736,081.97 and 13,208,111.40 is: 18,228,289.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,995,778.41 : 31,736,081.97 = 13,208,111.40 : x
  2. Step 2: Convert to fraction form
    22,995,778.41/31,736,081.97 = 13,208,111.40/x
  3. Step 3: Cross multiply
    22,995,778.41x = 31,736,081.97 × 13,208,111.40
  4. Step 4: Simplify right side
    22,995,778.41x = 419,173,706,059,291.44
  5. Step 5: Solve for x
    x = 419,173,706,059,291.44/22,995,778.41
  6. Step 6: Final answer
    x = 18,228,289.50

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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.