Home / 38,041,851.93-52,497,774.69-20,638,192.54

Finding the Fourth Proportional to 38,041,851.93, 52,497,774.69 and 20,638,192.54

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Solution

The fourth proportional to 38,041,851.93, 52,497,774.69 and 20,638,192.54 is: 28,480,716.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,041,851.93 : 52,497,774.69 = 20,638,192.54 : x
  2. Step 2: Convert to fraction form
    38,041,851.93/52,497,774.69 = 20,638,192.54/x
  3. Step 3: Cross multiply
    38,041,851.93x = 52,497,774.69 × 20,638,192.54
  4. Step 4: Simplify right side
    38,041,851.93x = 1,083,459,181,973,758.75
  5. Step 5: Solve for x
    x = 1,083,459,181,973,758.75/38,041,851.93
  6. Step 6: Final answer
    x = 28,480,716.03

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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.