Home / 52,587,241.45-79,239,808.39-43,212,622.21

Finding the Fourth Proportional to 52,587,241.45, 79,239,808.39 and 43,212,622.21

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Solution

The fourth proportional to 52,587,241.45, 79,239,808.39 and 43,212,622.21 is: 65,113,890.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,587,241.45 : 79,239,808.39 = 43,212,622.21 : x
  2. Step 2: Convert to fraction form
    52,587,241.45/79,239,808.39 = 43,212,622.21/x
  3. Step 3: Cross multiply
    52,587,241.45x = 79,239,808.39 × 43,212,622.21
  4. Step 4: Simplify right side
    52,587,241.45x = 3,424,159,903,949,858.50
  5. Step 5: Solve for x
    x = 3,424,159,903,949,858.50/52,587,241.45
  6. Step 6: Final answer
    x = 65,113,890.93

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.