Home / 21,902,408.96-32,830,445.88-8,249,648

Finding the Fourth Proportional to 21,902,408.96, 32,830,445.88 and 8,249,648

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Solution

The fourth proportional to 21,902,408.96, 32,830,445.88 and 8,249,648 is: 12,365,745.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,902,408.96 : 32,830,445.88 = 8,249,648 : x
  2. Step 2: Convert to fraction form
    21,902,408.96/32,830,445.88 = 8,249,648/x
  3. Step 3: Cross multiply
    21,902,408.96x = 32,830,445.88 × 8,249,648
  4. Step 4: Simplify right side
    21,902,408.96x = 270,839,622,193,050.22
  5. Step 5: Solve for x
    x = 270,839,622,193,050.22/21,902,408.96
  6. Step 6: Final answer
    x = 12,365,745.83

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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.