Home / 20,166,486.76-27,829,735.14-10,999,101.16

Finding the Fourth Proportional to 20,166,486.76, 27,829,735.14 and 10,999,101.16

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Solution

The fourth proportional to 20,166,486.76, 27,829,735.14 and 10,999,101.16 is: 15,178,750.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,166,486.76 : 27,829,735.14 = 10,999,101.16 : x
  2. Step 2: Convert to fraction form
    20,166,486.76/27,829,735.14 = 10,999,101.16/x
  3. Step 3: Cross multiply
    20,166,486.76x = 27,829,735.14 × 10,999,101.16
  4. Step 4: Simplify right side
    20,166,486.76x = 306,102,072,060,866.75
  5. Step 5: Solve for x
    x = 306,102,072,060,866.75/20,166,486.76
  6. Step 6: Final answer
    x = 15,178,750.55

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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.