Home / 47,273,218.56-70,917,159.44-19,979,626.24

Finding the Fourth Proportional to 47,273,218.56, 70,917,159.44 and 19,979,626.24

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Solution

The fourth proportional to 47,273,218.56, 70,917,159.44 and 19,979,626.24 is: 29,972,538.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,273,218.56 : 70,917,159.44 = 19,979,626.24 : x
  2. Step 2: Convert to fraction form
    47,273,218.56/70,917,159.44 = 19,979,626.24/x
  3. Step 3: Cross multiply
    47,273,218.56x = 70,917,159.44 × 19,979,626.24
  4. Step 4: Simplify right side
    47,273,218.56x = 1,416,898,339,613,687.50
  5. Step 5: Solve for x
    x = 1,416,898,339,613,687.50/47,273,218.56
  6. Step 6: Final answer
    x = 29,972,538.00

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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.