Home / 5,635,467-7,776,944.46-3,221,070.84

Finding the Fourth Proportional to 5,635,467, 7,776,944.46 and 3,221,070.84

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Solution

The fourth proportional to 5,635,467, 7,776,944.46 and 3,221,070.84 is: 4,445,077.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,635,467 : 7,776,944.46 = 3,221,070.84 : x
  2. Step 2: Convert to fraction form
    5,635,467/7,776,944.46 = 3,221,070.84/x
  3. Step 3: Cross multiply
    5,635,467x = 7,776,944.46 × 3,221,070.84
  4. Step 4: Simplify right side
    5,635,467x = 25,050,089,024,405.55
  5. Step 5: Solve for x
    x = 25,050,089,024,405.55/5,635,467
  6. Step 6: Final answer
    x = 4,445,077.76

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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.