Home / 10,978,666.40-15,151,041.42-6,083,877.44

Finding the Fourth Proportional to 10,978,666.40, 15,151,041.42 and 6,083,877.44

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Solution

The fourth proportional to 10,978,666.40, 15,151,041.42 and 6,083,877.44 is: 8,396,017.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,978,666.40 : 15,151,041.42 = 6,083,877.44 : x
  2. Step 2: Convert to fraction form
    10,978,666.40/15,151,041.42 = 6,083,877.44/x
  3. Step 3: Cross multiply
    10,978,666.40x = 15,151,041.42 × 6,083,877.44
  4. Step 4: Simplify right side
    10,978,666.40x = 92,177,079,087,643.58
  5. Step 5: Solve for x
    x = 92,177,079,087,643.58/10,978,666.40
  6. Step 6: Final answer
    x = 8,396,017.85

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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.