Home / 52,333,384.80-78,500,072.04-13,993,902.46

Finding the Fourth Proportional to 52,333,384.80, 78,500,072.04 and 13,993,902.46

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Solution

The fourth proportional to 52,333,384.80, 78,500,072.04 and 13,993,902.46 is: 20,990,852.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,333,384.80 : 78,500,072.04 = 13,993,902.46 : x
  2. Step 2: Convert to fraction form
    52,333,384.80/78,500,072.04 = 13,993,902.46/x
  3. Step 3: Cross multiply
    52,333,384.80x = 78,500,072.04 × 13,993,902.46
  4. Step 4: Simplify right side
    52,333,384.80x = 1,098,522,351,355,054.75
  5. Step 5: Solve for x
    x = 1,098,522,351,355,054.75/52,333,384.80
  6. Step 6: Final answer
    x = 20,990,852.31

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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.