Home / 11,281,314.80-16,921,972.20-10,840,415.60

Finding the Fourth Proportional to 11,281,314.80, 16,921,972.20 and 10,840,415.60

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Solution

The fourth proportional to 11,281,314.80, 16,921,972.20 and 10,840,415.60 is: 16,260,623.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,281,314.80 : 16,921,972.20 = 10,840,415.60 : x
  2. Step 2: Convert to fraction form
    11,281,314.80/16,921,972.20 = 10,840,415.60/x
  3. Step 3: Cross multiply
    11,281,314.80x = 16,921,972.20 × 10,840,415.60
  4. Step 4: Simplify right side
    11,281,314.80x = 183,441,211,419,646.31
  5. Step 5: Solve for x
    x = 183,441,211,419,646.31/11,281,314.80
  6. Step 6: Final answer
    x = 16,260,623.40

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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.