Home / 35,484,434.88-48,969,157.89-20,810,684.57

Finding the Fourth Proportional to 35,484,434.88, 48,969,157.89 and 20,810,684.57

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Solution

The fourth proportional to 35,484,434.88, 48,969,157.89 and 20,810,684.57 is: 28,719,118.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,484,434.88 : 48,969,157.89 = 20,810,684.57 : x
  2. Step 2: Convert to fraction form
    35,484,434.88/48,969,157.89 = 20,810,684.57/x
  3. Step 3: Cross multiply
    35,484,434.88x = 48,969,157.89 × 20,810,684.57
  4. Step 4: Simplify right side
    35,484,434.88x = 1,019,081,698,262,471
  5. Step 5: Solve for x
    x = 1,019,081,698,262,471/35,484,434.88
  6. Step 6: Final answer
    x = 28,719,118.73

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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.