Home / 38,862,783.20-58,294,174.80-11,936,439.20

Finding the Fourth Proportional to 38,862,783.20, 58,294,174.80 and 11,936,439.20

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Solution

The fourth proportional to 38,862,783.20, 58,294,174.80 and 11,936,439.20 is: 17,904,658.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,862,783.20 : 58,294,174.80 = 11,936,439.20 : x
  2. Step 2: Convert to fraction form
    38,862,783.20/58,294,174.80 = 11,936,439.20/x
  3. Step 3: Cross multiply
    38,862,783.20x = 58,294,174.80 × 11,936,439.20
  4. Step 4: Simplify right side
    38,862,783.20x = 695,824,873,214,372.12
  5. Step 5: Solve for x
    x = 695,824,873,214,372.12/38,862,783.20
  6. Step 6: Final answer
    x = 17,904,658.80

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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.