Home / 61,943,558.05-92,895,445.09-20,435,103.59

Finding the Fourth Proportional to 61,943,558.05, 92,895,445.09 and 20,435,103.59

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Solution

The fourth proportional to 61,943,558.05, 92,895,445.09 and 20,435,103.59 is: 30,646,093.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,943,558.05 : 92,895,445.09 = 20,435,103.59 : x
  2. Step 2: Convert to fraction form
    61,943,558.05/92,895,445.09 = 20,435,103.59/x
  3. Step 3: Cross multiply
    61,943,558.05x = 92,895,445.09 × 20,435,103.59
  4. Step 4: Simplify right side
    61,943,558.05x = 1,898,328,043,936,356
  5. Step 5: Solve for x
    x = 1,898,328,043,936,356/61,943,558.05
  6. Step 6: Final answer
    x = 30,646,093.05

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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.