Home / 67,774,520.80-101,590,922.40-37,021,801.60

Finding the Fourth Proportional to 67,774,520.80, 101,590,922.40 and 37,021,801.60

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Solution

The fourth proportional to 67,774,520.80, 101,590,922.40 and 37,021,801.60 is: 55,493,995.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,774,520.80 : 101,590,922.40 = 37,021,801.60 : x
  2. Step 2: Convert to fraction form
    67,774,520.80/101,590,922.40 = 37,021,801.60/x
  3. Step 3: Cross multiply
    67,774,520.80x = 101,590,922.40 × 37,021,801.60
  4. Step 4: Simplify right side
    67,774,520.80x = 3,761,078,973,453,796
  5. Step 5: Solve for x
    x = 3,761,078,973,453,796/67,774,520.80
  6. Step 6: Final answer
    x = 55,493,995.81

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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.