Home / 40,455,046.80-60,682,570.20-39,783,200.40

Finding the Fourth Proportional to 40,455,046.80, 60,682,570.20 and 39,783,200.40

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Solution

The fourth proportional to 40,455,046.80, 60,682,570.20 and 39,783,200.40 is: 59,674,800.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,455,046.80 : 60,682,570.20 = 39,783,200.40 : x
  2. Step 2: Convert to fraction form
    40,455,046.80/60,682,570.20 = 39,783,200.40/x
  3. Step 3: Cross multiply
    40,455,046.80x = 60,682,570.20 × 39,783,200.40
  4. Step 4: Simplify right side
    40,455,046.80x = 2,414,146,851,053,668
  5. Step 5: Solve for x
    x = 2,414,146,851,053,668/40,455,046.80
  6. Step 6: Final answer
    x = 59,674,800.60

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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.