Home / 13,902,273.40-20,853,410.10-4,318,620.70

Finding the Fourth Proportional to 13,902,273.40, 20,853,410.10 and 4,318,620.70

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Solution

The fourth proportional to 13,902,273.40, 20,853,410.10 and 4,318,620.70 is: 6,477,931.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,902,273.40 : 20,853,410.10 = 4,318,620.70 : x
  2. Step 2: Convert to fraction form
    13,902,273.40/20,853,410.10 = 4,318,620.70/x
  3. Step 3: Cross multiply
    13,902,273.40x = 20,853,410.10 × 4,318,620.70
  4. Step 4: Simplify right side
    13,902,273.40x = 90,057,968,523,449.08
  5. Step 5: Solve for x
    x = 90,057,968,523,449.08/13,902,273.40
  6. Step 6: Final answer
    x = 6,477,931.05

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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.