Home / 9,890,998.40-14,836,497.60-7,340,081.60

Finding the Fourth Proportional to 9,890,998.40, 14,836,497.60 and 7,340,081.60

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Solution

The fourth proportional to 9,890,998.40, 14,836,497.60 and 7,340,081.60 is: 11,010,122.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,890,998.40 : 14,836,497.60 = 7,340,081.60 : x
  2. Step 2: Convert to fraction form
    9,890,998.40/14,836,497.60 = 7,340,081.60/x
  3. Step 3: Cross multiply
    9,890,998.40x = 14,836,497.60 × 7,340,081.60
  4. Step 4: Simplify right side
    9,890,998.40x = 108,901,103,042,204.16
  5. Step 5: Solve for x
    x = 108,901,103,042,204.16/9,890,998.40
  6. Step 6: Final answer
    x = 11,010,122.40

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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.