Home / 37,805,119.80-56,670,354.90-18,620,172.60

Finding the Fourth Proportional to 37,805,119.80, 56,670,354.90 and 18,620,172.60

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Solution

The fourth proportional to 37,805,119.80, 56,670,354.90 and 18,620,172.60 is: 27,911,875.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,805,119.80 : 56,670,354.90 = 18,620,172.60 : x
  2. Step 2: Convert to fraction form
    37,805,119.80/56,670,354.90 = 18,620,172.60/x
  3. Step 3: Cross multiply
    37,805,119.80x = 56,670,354.90 × 18,620,172.60
  4. Step 4: Simplify right side
    37,805,119.80x = 1,055,211,789,541,255.75
  5. Step 5: Solve for x
    x = 1,055,211,789,541,255.75/37,805,119.80
  6. Step 6: Final answer
    x = 27,911,875.30

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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.