Home / 35,488,449.92-48,955,442.90-30,831,771.98

Finding the Fourth Proportional to 35,488,449.92, 48,955,442.90 and 30,831,771.98

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Solution

The fourth proportional to 35,488,449.92, 48,955,442.90 and 30,831,771.98 is: 42,531,670.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,488,449.92 : 48,955,442.90 = 30,831,771.98 : x
  2. Step 2: Convert to fraction form
    35,488,449.92/48,955,442.90 = 30,831,771.98/x
  3. Step 3: Cross multiply
    35,488,449.92x = 48,955,442.90 × 30,831,771.98
  4. Step 4: Simplify right side
    35,488,449.92x = 1,509,383,052,672,710
  5. Step 5: Solve for x
    x = 1,509,383,052,672,710/35,488,449.92
  6. Step 6: Final answer
    x = 42,531,670.33

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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.