Home / 22,339,905.80-30,831,566.34-13,524,214.39

Finding the Fourth Proportional to 22,339,905.80, 30,831,566.34 and 13,524,214.39

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Solution

The fourth proportional to 22,339,905.80, 30,831,566.34 and 13,524,214.39 is: 18,664,927.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,339,905.80 : 30,831,566.34 = 13,524,214.39 : x
  2. Step 2: Convert to fraction form
    22,339,905.80/30,831,566.34 = 13,524,214.39/x
  3. Step 3: Cross multiply
    22,339,905.80x = 30,831,566.34 × 13,524,214.39
  4. Step 4: Simplify right side
    22,339,905.80x = 416,972,712,939,888.75
  5. Step 5: Solve for x
    x = 416,972,712,939,888.75/22,339,905.80
  6. Step 6: Final answer
    x = 18,664,927.09

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1.5x scale

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.