Home / 7,769,101.23-10,717,958.48-7,408,902.33

Finding the Fourth Proportional to 7,769,101.23, 10,717,958.48 and 7,408,902.33

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Solution

The fourth proportional to 7,769,101.23, 10,717,958.48 and 7,408,902.33 is: 10,221,041.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,769,101.23 : 10,717,958.48 = 7,408,902.33 : x
  2. Step 2: Convert to fraction form
    7,769,101.23/10,717,958.48 = 7,408,902.33/x
  3. Step 3: Cross multiply
    7,769,101.23x = 10,717,958.48 × 7,408,902.33
  4. Step 4: Simplify right side
    7,769,101.23x = 79,408,307,518,270.75
  5. Step 5: Solve for x
    x = 79,408,307,518,270.75/7,769,101.23
  6. Step 6: Final answer
    x = 10,221,041.68

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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.