Home / 35,138,859.62-48,492,121.50-20,245,952.77

Finding the Fourth Proportional to 35,138,859.62, 48,492,121.50 and 20,245,952.77

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Solution

The fourth proportional to 35,138,859.62, 48,492,121.50 and 20,245,952.77 is: 27,939,700.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,138,859.62 : 48,492,121.50 = 20,245,952.77 : x
  2. Step 2: Convert to fraction form
    35,138,859.62/48,492,121.50 = 20,245,952.77/x
  3. Step 3: Cross multiply
    35,138,859.62x = 48,492,121.50 × 20,245,952.77
  4. Step 4: Simplify right side
    35,138,859.62x = 981,769,201,484,871.12
  5. Step 5: Solve for x
    x = 981,769,201,484,871.12/35,138,859.62
  6. Step 6: Final answer
    x = 27,939,700.16

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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.