Home / 7,012,405.20-10,509,750.45-3,410,416.20

Finding the Fourth Proportional to 7,012,405.20, 10,509,750.45 and 3,410,416.20

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Solution

The fourth proportional to 7,012,405.20, 10,509,750.45 and 3,410,416.20 is: 5,111,316.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,012,405.20 : 10,509,750.45 = 3,410,416.20 : x
  2. Step 2: Convert to fraction form
    7,012,405.20/10,509,750.45 = 3,410,416.20/x
  3. Step 3: Cross multiply
    7,012,405.20x = 10,509,750.45 × 3,410,416.20
  4. Step 4: Simplify right side
    7,012,405.20x = 35,842,623,192,637.29
  5. Step 5: Solve for x
    x = 35,842,623,192,637.29/7,012,405.20
  6. Step 6: Final answer
    x = 5,111,316.61

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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.