Home / 37,909,000.20-56,863,500.30-18,735,789.90

Finding the Fourth Proportional to 37,909,000.20, 56,863,500.30 and 18,735,789.90

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Solution

The fourth proportional to 37,909,000.20, 56,863,500.30 and 18,735,789.90 is: 28,103,684.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,909,000.20 : 56,863,500.30 = 18,735,789.90 : x
  2. Step 2: Convert to fraction form
    37,909,000.20/56,863,500.30 = 18,735,789.90/x
  3. Step 3: Cross multiply
    37,909,000.20x = 56,863,500.30 × 18,735,789.90
  4. Step 4: Simplify right side
    37,909,000.20x = 1,065,382,594,599,386.88
  5. Step 5: Solve for x
    x = 1,065,382,594,599,386.88/37,909,000.20
  6. Step 6: Final answer
    x = 28,103,684.85

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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.