Home / 21,907,519.70-30,263,300.85-19,944,118.58

Finding the Fourth Proportional to 21,907,519.70, 30,263,300.85 and 19,944,118.58

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Solution

The fourth proportional to 21,907,519.70, 30,263,300.85 and 19,944,118.58 is: 27,551,035.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,907,519.70 : 30,263,300.85 = 19,944,118.58 : x
  2. Step 2: Convert to fraction form
    21,907,519.70/30,263,300.85 = 19,944,118.58/x
  3. Step 3: Cross multiply
    21,907,519.70x = 30,263,300.85 × 19,944,118.58
  4. Step 4: Simplify right side
    21,907,519.70x = 603,574,860,774,614.75
  5. Step 5: Solve for x
    x = 603,574,860,774,614.75/21,907,519.70
  6. Step 6: Final answer
    x = 27,551,035.86

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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.