Home / 13,702,060.93-18,906,440.54-7,819,009.06

Finding the Fourth Proportional to 13,702,060.93, 18,906,440.54 and 7,819,009.06

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Solution

The fourth proportional to 13,702,060.93, 18,906,440.54 and 7,819,009.06 is: 10,788,860.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,702,060.93 : 18,906,440.54 = 7,819,009.06 : x
  2. Step 2: Convert to fraction form
    13,702,060.93/18,906,440.54 = 7,819,009.06/x
  3. Step 3: Cross multiply
    13,702,060.93x = 18,906,440.54 × 7,819,009.06
  4. Step 4: Simplify right side
    13,702,060.93x = 147,829,629,874,611.28
  5. Step 5: Solve for x
    x = 147,829,629,874,611.28/13,702,060.93
  6. Step 6: Final answer
    x = 10,788,860.93

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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.