Home / 30,332,210.10-45,498,315.15-28,777,745.18

Finding the Fourth Proportional to 30,332,210.10, 45,498,315.15 and 28,777,745.18

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Solution

The fourth proportional to 30,332,210.10, 45,498,315.15 and 28,777,745.18 is: 43,166,617.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,332,210.10 : 45,498,315.15 = 28,777,745.18 : x
  2. Step 2: Convert to fraction form
    30,332,210.10/45,498,315.15 = 28,777,745.18/x
  3. Step 3: Cross multiply
    30,332,210.10x = 45,498,315.15 × 28,777,745.18
  4. Step 4: Simplify right side
    30,332,210.10x = 1,309,338,919,278,542
  5. Step 5: Solve for x
    x = 1,309,338,919,278,542/30,332,210.10
  6. Step 6: Final answer
    x = 43,166,617.76

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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.