Home / 6,525,438.12-8,998,083.72-4,077,154.80

Finding the Fourth Proportional to 6,525,438.12, 8,998,083.72 and 4,077,154.80

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Solution

The fourth proportional to 6,525,438.12, 8,998,083.72 and 4,077,154.80 is: 5,622,086.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,525,438.12 : 8,998,083.72 = 4,077,154.80 : x
  2. Step 2: Convert to fraction form
    6,525,438.12/8,998,083.72 = 4,077,154.80/x
  3. Step 3: Cross multiply
    6,525,438.12x = 8,998,083.72 × 4,077,154.80
  4. Step 4: Simplify right side
    6,525,438.12x = 36,686,580,229,799.86
  5. Step 5: Solve for x
    x = 36,686,580,229,799.86/6,525,438.12
  6. Step 6: Final answer
    x = 5,622,086.91

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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.