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Finding the Fourth Proportional to 33,737,999.40, 50,606,999.10 and 20,983,415.40

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Solution

The fourth proportional to 33,737,999.40, 50,606,999.10 and 20,983,415.40 is: 31,475,123.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,737,999.40 : 50,606,999.10 = 20,983,415.40 : x
  2. Step 2: Convert to fraction form
    33,737,999.40/50,606,999.10 = 20,983,415.40/x
  3. Step 3: Cross multiply
    33,737,999.40x = 50,606,999.10 × 20,983,415.40
  4. Step 4: Simplify right side
    33,737,999.40x = 1,061,907,684,262,726.12
  5. Step 5: Solve for x
    x = 1,061,907,684,262,726.12/33,737,999.40
  6. Step 6: Final answer
    x = 31,475,123.10

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1.5x scale

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.