Home / 21,562,976.40-32,344,464.60-11,485,280.40

Finding the Fourth Proportional to 21,562,976.40, 32,344,464.60 and 11,485,280.40

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Solution

The fourth proportional to 21,562,976.40, 32,344,464.60 and 11,485,280.40 is: 17,227,920.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,562,976.40 : 32,344,464.60 = 11,485,280.40 : x
  2. Step 2: Convert to fraction form
    21,562,976.40/32,344,464.60 = 11,485,280.40/x
  3. Step 3: Cross multiply
    21,562,976.40x = 32,344,464.60 × 11,485,280.40
  4. Step 4: Simplify right side
    21,562,976.40x = 371,485,245,318,873.88
  5. Step 5: Solve for x
    x = 371,485,245,318,873.88/21,562,976.40
  6. Step 6: Final answer
    x = 17,227,920.60

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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.