Home / 76,021,578.29-114,032,365.41-35,068,900.88

Finding the Fourth Proportional to 76,021,578.29, 114,032,365.41 and 35,068,900.88

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Solution

The fourth proportional to 76,021,578.29, 114,032,365.41 and 35,068,900.88 is: 52,603,350.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,021,578.29 : 114,032,365.41 = 35,068,900.88 : x
  2. Step 2: Convert to fraction form
    76,021,578.29/114,032,365.41 = 35,068,900.88/x
  3. Step 3: Cross multiply
    76,021,578.29x = 114,032,365.41 × 35,068,900.88
  4. Step 4: Simplify right side
    76,021,578.29x = 3,998,989,719,105,068.50
  5. Step 5: Solve for x
    x = 3,998,989,719,105,068.50/76,021,578.29
  6. Step 6: Final answer
    x = 52,603,350.38

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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.