Home / 31,202,433.60-46,803,650.40-20,998,766.40

Finding the Fourth Proportional to 31,202,433.60, 46,803,650.40 and 20,998,766.40

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Solution

The fourth proportional to 31,202,433.60, 46,803,650.40 and 20,998,766.40 is: 31,498,149.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,202,433.60 : 46,803,650.40 = 20,998,766.40 : x
  2. Step 2: Convert to fraction form
    31,202,433.60/46,803,650.40 = 20,998,766.40/x
  3. Step 3: Cross multiply
    31,202,433.60x = 46,803,650.40 × 20,998,766.40
  4. Step 4: Simplify right side
    31,202,433.60x = 982,818,921,416,866.50
  5. Step 5: Solve for x
    x = 982,818,921,416,866.50/31,202,433.60
  6. Step 6: Final answer
    x = 31,498,149.60

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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.