Home / 37,003,110.58-55,559,228.68-20,640,363.58

Finding the Fourth Proportional to 37,003,110.58, 55,559,228.68 and 20,640,363.58

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Solution

The fourth proportional to 37,003,110.58, 55,559,228.68 and 20,640,363.58 is: 30,990,980.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,003,110.58 : 55,559,228.68 = 20,640,363.58 : x
  2. Step 2: Convert to fraction form
    37,003,110.58/55,559,228.68 = 20,640,363.58/x
  3. Step 3: Cross multiply
    37,003,110.58x = 55,559,228.68 × 20,640,363.58
  4. Step 4: Simplify right side
    37,003,110.58x = 1,146,762,680,179,563.25
  5. Step 5: Solve for x
    x = 1,146,762,680,179,563.25/37,003,110.58
  6. Step 6: Final answer
    x = 30,990,980.55

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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.