Home / 51,934,161.88-77,908,331.94-21,634,939

Finding the Fourth Proportional to 51,934,161.88, 77,908,331.94 and 21,634,939

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Solution

The fourth proportional to 51,934,161.88, 77,908,331.94 and 21,634,939 is: 32,455,361.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,934,161.88 : 77,908,331.94 = 21,634,939 : x
  2. Step 2: Convert to fraction form
    51,934,161.88/77,908,331.94 = 21,634,939/x
  3. Step 3: Cross multiply
    51,934,161.88x = 77,908,331.94 × 21,634,939
  4. Step 4: Simplify right side
    51,934,161.88x = 1,685,542,009,113,651.50
  5. Step 5: Solve for x
    x = 1,685,542,009,113,651.50/51,934,161.88
  6. Step 6: Final answer
    x = 32,455,361.71

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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.