Home / 47,011,879.35-70,201,240.31-38,393,077.51

Finding the Fourth Proportional to 47,011,879.35, 70,201,240.31 and 38,393,077.51

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Solution

The fourth proportional to 47,011,879.35, 70,201,240.31 and 38,393,077.51 is: 57,331,076.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,011,879.35 : 70,201,240.31 = 38,393,077.51 : x
  2. Step 2: Convert to fraction form
    47,011,879.35/70,201,240.31 = 38,393,077.51/x
  3. Step 3: Cross multiply
    47,011,879.35x = 70,201,240.31 × 38,393,077.51
  4. Step 4: Simplify right side
    47,011,879.35x = 2,695,241,660,440,631
  5. Step 5: Solve for x
    x = 2,695,241,660,440,631/47,011,879.35
  6. Step 6: Final answer
    x = 57,331,076.69

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.