Home / 12,727,825.96-19,084,123.26-8,634,177.16

Finding the Fourth Proportional to 12,727,825.96, 19,084,123.26 and 8,634,177.16

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Solution

The fourth proportional to 12,727,825.96, 19,084,123.26 and 8,634,177.16 is: 12,946,099.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,727,825.96 : 19,084,123.26 = 8,634,177.16 : x
  2. Step 2: Convert to fraction form
    12,727,825.96/19,084,123.26 = 8,634,177.16/x
  3. Step 3: Cross multiply
    12,727,825.96x = 19,084,123.26 × 8,634,177.16
  4. Step 4: Simplify right side
    12,727,825.96x = 164,775,701,170,116.75
  5. Step 5: Solve for x
    x = 164,775,701,170,116.75/12,727,825.96
  6. Step 6: Final answer
    x = 12,946,099.49

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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.