Home / 71,994,225.44-99,351,966.92-40,638,874.34

Finding the Fourth Proportional to 71,994,225.44, 99,351,966.92 and 40,638,874.34

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Solution

The fourth proportional to 71,994,225.44, 99,351,966.92 and 40,638,874.34 is: 56,081,610.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,994,225.44 : 99,351,966.92 = 40,638,874.34 : x
  2. Step 2: Convert to fraction form
    71,994,225.44/99,351,966.92 = 40,638,874.34/x
  3. Step 3: Cross multiply
    71,994,225.44x = 99,351,966.92 × 40,638,874.34
  4. Step 4: Simplify right side
    71,994,225.44x = 4,037,552,099,138,903
  5. Step 5: Solve for x
    x = 4,037,552,099,138,903/71,994,225.44
  6. Step 6: Final answer
    x = 56,081,610.36

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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.