Home / 37,428,272.20-56,142,408.30-21,303,958.60

Finding the Fourth Proportional to 37,428,272.20, 56,142,408.30 and 21,303,958.60

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Solution

The fourth proportional to 37,428,272.20, 56,142,408.30 and 21,303,958.60 is: 31,955,937.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,428,272.20 : 56,142,408.30 = 21,303,958.60 : x
  2. Step 2: Convert to fraction form
    37,428,272.20/56,142,408.30 = 21,303,958.60/x
  3. Step 3: Cross multiply
    37,428,272.20x = 56,142,408.30 × 21,303,958.60
  4. Step 4: Simplify right side
    37,428,272.20x = 1,196,055,542,127,496.50
  5. Step 5: Solve for x
    x = 1,196,055,542,127,496.50/37,428,272.20
  6. Step 6: Final answer
    x = 31,955,937.90

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1.5x scale

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.