Home / 7,014,172.08-9,679,571.64-3,916,680.24

Finding the Fourth Proportional to 7,014,172.08, 9,679,571.64 and 3,916,680.24

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Solution

The fourth proportional to 7,014,172.08, 9,679,571.64 and 3,916,680.24 is: 5,405,026.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,014,172.08 : 9,679,571.64 = 3,916,680.24 : x
  2. Step 2: Convert to fraction form
    7,014,172.08/9,679,571.64 = 3,916,680.24/x
  3. Step 3: Cross multiply
    7,014,172.08x = 9,679,571.64 × 3,916,680.24
  4. Step 4: Simplify right side
    7,014,172.08x = 37,911,786,974,052.40
  5. Step 5: Solve for x
    x = 37,911,786,974,052.40/7,014,172.08
  6. Step 6: Final answer
    x = 5,405,026.64

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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.