Home / 6,782,458.40-10,190,276.40-5,102,842.40

Finding the Fourth Proportional to 6,782,458.40, 10,190,276.40 and 5,102,842.40

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Solution

The fourth proportional to 6,782,458.40, 10,190,276.40 and 5,102,842.40 is: 7,666,744.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,782,458.40 : 10,190,276.40 = 5,102,842.40 : x
  2. Step 2: Convert to fraction form
    6,782,458.40/10,190,276.40 = 5,102,842.40/x
  3. Step 3: Cross multiply
    6,782,458.40x = 10,190,276.40 × 5,102,842.40
  4. Step 4: Simplify right side
    6,782,458.40x = 51,999,374,481,639.37
  5. Step 5: Solve for x
    x = 51,999,374,481,639.37/6,782,458.40
  6. Step 6: Final answer
    x = 7,666,744.33

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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.