Home / 35,673,601.18-49,228,732.24-20,990,218.45

Finding the Fourth Proportional to 35,673,601.18, 49,228,732.24 and 20,990,218.45

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Solution

The fourth proportional to 35,673,601.18, 49,228,732.24 and 20,990,218.45 is: 28,966,008.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,673,601.18 : 49,228,732.24 = 20,990,218.45 : x
  2. Step 2: Convert to fraction form
    35,673,601.18/49,228,732.24 = 20,990,218.45/x
  3. Step 3: Cross multiply
    35,673,601.18x = 49,228,732.24 × 20,990,218.45
  4. Step 4: Simplify right side
    35,673,601.18x = 1,033,321,843,558,610.50
  5. Step 5: Solve for x
    x = 1,033,321,843,558,610.50/35,673,601.18
  6. Step 6: Final answer
    x = 28,966,008.74

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1.5x scale

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.