Home / 6,111,938.60-9,167,907.90-3,959,602.55

Finding the Fourth Proportional to 6,111,938.60, 9,167,907.90 and 3,959,602.55

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Solution

The fourth proportional to 6,111,938.60, 9,167,907.90 and 3,959,602.55 is: 5,939,403.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,111,938.60 : 9,167,907.90 = 3,959,602.55 : x
  2. Step 2: Convert to fraction form
    6,111,938.60/9,167,907.90 = 3,959,602.55/x
  3. Step 3: Cross multiply
    6,111,938.60x = 9,167,907.90 × 3,959,602.55
  4. Step 4: Simplify right side
    6,111,938.60x = 36,301,271,499,005.15
  5. Step 5: Solve for x
    x = 36,301,271,499,005.15/6,111,938.60
  6. Step 6: Final answer
    x = 5,939,403.83

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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.