Home / 8,454,985.20-12,682,477.80-3,672,016.20

Finding the Fourth Proportional to 8,454,985.20, 12,682,477.80 and 3,672,016.20

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Solution

The fourth proportional to 8,454,985.20, 12,682,477.80 and 3,672,016.20 is: 5,508,024.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,454,985.20 : 12,682,477.80 = 3,672,016.20 : x
  2. Step 2: Convert to fraction form
    8,454,985.20/12,682,477.80 = 3,672,016.20/x
  3. Step 3: Cross multiply
    8,454,985.20x = 12,682,477.80 × 3,672,016.20
  4. Step 4: Simplify right side
    8,454,985.20x = 46,570,263,937,740.37
  5. Step 5: Solve for x
    x = 46,570,263,937,740.37/8,454,985.20
  6. Step 6: Final answer
    x = 5,508,024.30

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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.