Home / 30,734,780.58-42,414,012.36-16,983,744.84

Finding the Fourth Proportional to 30,734,780.58, 42,414,012.36 and 16,983,744.84

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Solution

The fourth proportional to 30,734,780.58, 42,414,012.36 and 16,983,744.84 is: 23,437,576.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,734,780.58 : 42,414,012.36 = 16,983,744.84 : x
  2. Step 2: Convert to fraction form
    30,734,780.58/42,414,012.36 = 16,983,744.84/x
  3. Step 3: Cross multiply
    30,734,780.58x = 42,414,012.36 × 16,983,744.84
  4. Step 4: Simplify right side
    30,734,780.58x = 720,348,763,562,846.25
  5. Step 5: Solve for x
    x = 720,348,763,562,846.25/30,734,780.58
  6. Step 6: Final answer
    x = 23,437,576.26

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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.