Home / 13,474,734.20-20,212,976.10-7,097,442.20

Finding the Fourth Proportional to 13,474,734.20, 20,212,976.10 and 7,097,442.20

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Solution

The fourth proportional to 13,474,734.20, 20,212,976.10 and 7,097,442.20 is: 10,646,624.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,474,734.20 : 20,212,976.10 = 7,097,442.20 : x
  2. Step 2: Convert to fraction form
    13,474,734.20/20,212,976.10 = 7,097,442.20/x
  3. Step 3: Cross multiply
    13,474,734.20x = 20,212,976.10 × 7,097,442.20
  4. Step 4: Simplify right side
    13,474,734.20x = 143,460,429,559,731.44
  5. Step 5: Solve for x
    x = 143,460,429,559,731.44/13,474,734.20
  6. Step 6: Final answer
    x = 10,646,624.08

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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.