Home / 33,255,094.70-49,882,642.05-20,434,025.90

Finding the Fourth Proportional to 33,255,094.70, 49,882,642.05 and 20,434,025.90

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Solution

The fourth proportional to 33,255,094.70, 49,882,642.05 and 20,434,025.90 is: 30,651,038.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,255,094.70 : 49,882,642.05 = 20,434,025.90 : x
  2. Step 2: Convert to fraction form
    33,255,094.70/49,882,642.05 = 20,434,025.90/x
  3. Step 3: Cross multiply
    33,255,094.70x = 49,882,642.05 × 20,434,025.90
  4. Step 4: Simplify right side
    33,255,094.70x = 1,019,303,199,610,129
  5. Step 5: Solve for x
    x = 1,019,303,199,610,129/33,255,094.70
  6. Step 6: Final answer
    x = 30,651,038.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.