Home / 34,671,790.20-47,848,621.74-18,991,918.20

Finding the Fourth Proportional to 34,671,790.20, 47,848,621.74 and 18,991,918.20

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Solution

The fourth proportional to 34,671,790.20, 47,848,621.74 and 18,991,918.20 is: 26,209,696.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,671,790.20 : 47,848,621.74 = 18,991,918.20 : x
  2. Step 2: Convert to fraction form
    34,671,790.20/47,848,621.74 = 18,991,918.20/x
  3. Step 3: Cross multiply
    34,671,790.20x = 47,848,621.74 × 18,991,918.20
  4. Step 4: Simplify right side
    34,671,790.20x = 908,737,110,068,821.62
  5. Step 5: Solve for x
    x = 908,737,110,068,821.62/34,671,790.20
  6. Step 6: Final answer
    x = 26,209,696.84

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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.