Home / 47,159,378.92-70,739,062.38-13,080,725.32

Finding the Fourth Proportional to 47,159,378.92, 70,739,062.38 and 13,080,725.32

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Solution

The fourth proportional to 47,159,378.92, 70,739,062.38 and 13,080,725.32 is: 19,621,086.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,159,378.92 : 70,739,062.38 = 13,080,725.32 : x
  2. Step 2: Convert to fraction form
    47,159,378.92/70,739,062.38 = 13,080,725.32/x
  3. Step 3: Cross multiply
    47,159,378.92x = 70,739,062.38 × 13,080,725.32
  4. Step 4: Simplify right side
    47,159,378.92x = 925,318,244,387,125.38
  5. Step 5: Solve for x
    x = 925,318,244,387,125.38/47,159,378.92
  6. Step 6: Final answer
    x = 19,621,086.32

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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.