Home / 15,970,257.03-22,038,955.35-8,628,090.15

Finding the Fourth Proportional to 15,970,257.03, 22,038,955.35 and 8,628,090.15

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Solution

The fourth proportional to 15,970,257.03, 22,038,955.35 and 8,628,090.15 is: 11,906,764.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,970,257.03 : 22,038,955.35 = 8,628,090.15 : x
  2. Step 2: Convert to fraction form
    15,970,257.03/22,038,955.35 = 8,628,090.15/x
  3. Step 3: Cross multiply
    15,970,257.03x = 22,038,955.35 × 8,628,090.15
  4. Step 4: Simplify right side
    15,970,257.03x = 190,154,093,439,859.78
  5. Step 5: Solve for x
    x = 190,154,093,439,859.78/15,970,257.03
  6. Step 6: Final answer
    x = 11,906,764.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.