Home / 9,867,143.28-13,620,855.06-6,000,906.36

Finding the Fourth Proportional to 9,867,143.28, 13,620,855.06 and 6,000,906.36

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Solution

The fourth proportional to 9,867,143.28, 13,620,855.06 and 6,000,906.36 is: 8,283,803.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,867,143.28 : 13,620,855.06 = 6,000,906.36 : x
  2. Step 2: Convert to fraction form
    9,867,143.28/13,620,855.06 = 6,000,906.36/x
  3. Step 3: Cross multiply
    9,867,143.28x = 13,620,855.06 × 6,000,906.36
  4. Step 4: Simplify right side
    9,867,143.28x = 81,737,475,758,192.19
  5. Step 5: Solve for x
    x = 81,737,475,758,192.19/9,867,143.28
  6. Step 6: Final answer
    x = 8,283,803.47

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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.