Home / 5,909,814.30-8,864,721.45-3,915,270.30

Finding the Fourth Proportional to 5,909,814.30, 8,864,721.45 and 3,915,270.30

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Solution

The fourth proportional to 5,909,814.30, 8,864,721.45 and 3,915,270.30 is: 5,872,905.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,909,814.30 : 8,864,721.45 = 3,915,270.30 : x
  2. Step 2: Convert to fraction form
    5,909,814.30/8,864,721.45 = 3,915,270.30/x
  3. Step 3: Cross multiply
    5,909,814.30x = 8,864,721.45 × 3,915,270.30
  4. Step 4: Simplify right side
    5,909,814.30x = 34,707,780,610,957.93
  5. Step 5: Solve for x
    x = 34,707,780,610,957.93/5,909,814.30
  6. Step 6: Final answer
    x = 5,872,905.45

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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.