Home / 38,749,247.42-53,474,093.55-21,345,551.10

Finding the Fourth Proportional to 38,749,247.42, 53,474,093.55 and 21,345,551.10

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Solution

The fourth proportional to 38,749,247.42, 53,474,093.55 and 21,345,551.10 is: 29,456,933.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,749,247.42 : 53,474,093.55 = 21,345,551.10 : x
  2. Step 2: Convert to fraction form
    38,749,247.42/53,474,093.55 = 21,345,551.10/x
  3. Step 3: Cross multiply
    38,749,247.42x = 53,474,093.55 × 21,345,551.10
  4. Step 4: Simplify right side
    38,749,247.42x = 1,141,433,996,397,705.50
  5. Step 5: Solve for x
    x = 1,141,433,996,397,705.50/38,749,247.42
  6. Step 6: Final answer
    x = 29,456,933.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.