Home / 45,495,640.88-68,243,461.31-15,203,503.88

Finding the Fourth Proportional to 45,495,640.88, 68,243,461.31 and 15,203,503.88

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Solution

The fourth proportional to 45,495,640.88, 68,243,461.31 and 15,203,503.88 is: 22,805,255.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,495,640.88 : 68,243,461.31 = 15,203,503.88 : x
  2. Step 2: Convert to fraction form
    45,495,640.88/68,243,461.31 = 15,203,503.88/x
  3. Step 3: Cross multiply
    45,495,640.88x = 68,243,461.31 × 15,203,503.88
  4. Step 4: Simplify right side
    45,495,640.88x = 1,037,539,728,508,006.38
  5. Step 5: Solve for x
    x = 1,037,539,728,508,006.38/45,495,640.88
  6. Step 6: Final answer
    x = 22,805,255.81

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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.