Home / 11,722,962.60-17,584,443.90-7,243,986.60

Finding the Fourth Proportional to 11,722,962.60, 17,584,443.90 and 7,243,986.60

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Solution

The fourth proportional to 11,722,962.60, 17,584,443.90 and 7,243,986.60 is: 10,865,979.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,722,962.60 : 17,584,443.90 = 7,243,986.60 : x
  2. Step 2: Convert to fraction form
    11,722,962.60/17,584,443.90 = 7,243,986.60/x
  3. Step 3: Cross multiply
    11,722,962.60x = 17,584,443.90 × 7,243,986.60
  4. Step 4: Simplify right side
    11,722,962.60x = 127,381,475,980,051.72
  5. Step 5: Solve for x
    x = 127,381,475,980,051.72/11,722,962.60
  6. Step 6: Final answer
    x = 10,865,979.90

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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.