Home / 70,614,005.20-97,448,493.80-38,825,520.37

Finding the Fourth Proportional to 70,614,005.20, 97,448,493.80 and 38,825,520.37

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Solution

The fourth proportional to 70,614,005.20, 97,448,493.80 and 38,825,520.37 is: 53,579,859.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,614,005.20 : 97,448,493.80 = 38,825,520.37 : x
  2. Step 2: Convert to fraction form
    70,614,005.20/97,448,493.80 = 38,825,520.37/x
  3. Step 3: Cross multiply
    70,614,005.20x = 97,448,493.80 × 38,825,520.37
  4. Step 4: Simplify right side
    70,614,005.20x = 3,783,488,480,911,161
  5. Step 5: Solve for x
    x = 3,783,488,480,911,161/70,614,005.20
  6. Step 6: Final answer
    x = 53,579,859.55

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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.