Home / 11,321,829.60-16,982,744.40-7,542,693.60

Finding the Fourth Proportional to 11,321,829.60, 16,982,744.40 and 7,542,693.60

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Solution

The fourth proportional to 11,321,829.60, 16,982,744.40 and 7,542,693.60 is: 11,314,040.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,321,829.60 : 16,982,744.40 = 7,542,693.60 : x
  2. Step 2: Convert to fraction form
    11,321,829.60/16,982,744.40 = 7,542,693.60/x
  3. Step 3: Cross multiply
    11,321,829.60x = 16,982,744.40 × 7,542,693.60
  4. Step 4: Simplify right side
    11,321,829.60x = 128,095,637,496,315.83
  5. Step 5: Solve for x
    x = 128,095,637,496,315.83/11,321,829.60
  6. Step 6: Final answer
    x = 11,314,040.40

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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.