Home / 18,515,483.34-27,759,772.89-7,735,867.02

Finding the Fourth Proportional to 18,515,483.34, 27,759,772.89 and 7,735,867.02

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Solution

The fourth proportional to 18,515,483.34, 27,759,772.89 and 7,735,867.02 is: 11,598,180.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,515,483.34 : 27,759,772.89 = 7,735,867.02 : x
  2. Step 2: Convert to fraction form
    18,515,483.34/27,759,772.89 = 7,735,867.02/x
  3. Step 3: Cross multiply
    18,515,483.34x = 27,759,772.89 × 7,735,867.02
  4. Step 4: Simplify right side
    18,515,483.34x = 214,745,911,582,441.09
  5. Step 5: Solve for x
    x = 214,745,911,582,441.09/18,515,483.34
  6. Step 6: Final answer
    x = 11,598,180.16

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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.