Home / 70,061,742.10-96,685,414.05-39,123,040.42

Finding the Fourth Proportional to 70,061,742.10, 96,685,414.05 and 39,123,040.42

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Solution

The fourth proportional to 70,061,742.10, 96,685,414.05 and 39,123,040.42 is: 53,989,913.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,061,742.10 : 96,685,414.05 = 39,123,040.42 : x
  2. Step 2: Convert to fraction form
    70,061,742.10/96,685,414.05 = 39,123,040.42/x
  3. Step 3: Cross multiply
    70,061,742.10x = 96,685,414.05 × 39,123,040.42
  4. Step 4: Simplify right side
    70,061,742.10x = 3,782,627,361,902,586
  5. Step 5: Solve for x
    x = 3,782,627,361,902,586/70,061,742.10
  6. Step 6: Final answer
    x = 53,989,913.02

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.