Home / 14,342,709-19,792,938.87-7,904,181

Finding the Fourth Proportional to 14,342,709, 19,792,938.87 and 7,904,181

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Solution

The fourth proportional to 14,342,709, 19,792,938.87 and 7,904,181 is: 10,907,770.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342,709 : 19,792,938.87 = 7,904,181 : x
  2. Step 2: Convert to fraction form
    14,342,709/19,792,938.87 = 7,904,181/x
  3. Step 3: Cross multiply
    14,342,709x = 19,792,938.87 × 7,904,181
  4. Step 4: Simplify right side
    14,342,709x = 156,446,971,350,415.47
  5. Step 5: Solve for x
    x = 156,446,971,350,415.47/14,342,709
  6. Step 6: Final answer
    x = 10,907,770.03

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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.