Home / 38,041,852.43-52,497,775.38-20,638,193.04

Finding the Fourth Proportional to 38,041,852.43, 52,497,775.38 and 20,638,193.04

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Solution

The fourth proportional to 38,041,852.43, 52,497,775.38 and 20,638,193.04 is: 28,480,716.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,041,852.43 : 52,497,775.38 = 20,638,193.04 : x
  2. Step 2: Convert to fraction form
    38,041,852.43/52,497,775.38 = 20,638,193.04/x
  3. Step 3: Cross multiply
    38,041,852.43x = 52,497,775.38 × 20,638,193.04
  4. Step 4: Simplify right side
    38,041,852.43x = 1,083,459,222,462,999.38
  5. Step 5: Solve for x
    x = 1,083,459,222,462,999.38/38,041,852.43
  6. Step 6: Final answer
    x = 28,480,716.72

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Why These Related Problems?

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