Home / 22,536,847.90-31,100,852.10-12,747,081.52

Finding the Fourth Proportional to 22,536,847.90, 31,100,852.10 and 12,747,081.52

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Solution

The fourth proportional to 22,536,847.90, 31,100,852.10 and 12,747,081.52 is: 17,590,973.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,536,847.90 : 31,100,852.10 = 12,747,081.52 : x
  2. Step 2: Convert to fraction form
    22,536,847.90/31,100,852.10 = 12,747,081.52/x
  3. Step 3: Cross multiply
    22,536,847.90x = 31,100,852.10 × 12,747,081.52
  4. Step 4: Simplify right side
    22,536,847.90x = 396,445,097,060,163.19
  5. Step 5: Solve for x
    x = 396,445,097,060,163.19/22,536,847.90
  6. Step 6: Final answer
    x = 17,590,973.63

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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.