Home / 7,882,989.45-11,820,810.01-4,095,455.37

Finding the Fourth Proportional to 7,882,989.45, 11,820,810.01 and 4,095,455.37

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Solution

The fourth proportional to 7,882,989.45, 11,820,810.01 and 4,095,455.37 is: 6,141,274.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,882,989.45 : 11,820,810.01 = 4,095,455.37 : x
  2. Step 2: Convert to fraction form
    7,882,989.45/11,820,810.01 = 4,095,455.37/x
  3. Step 3: Cross multiply
    7,882,989.45x = 11,820,810.01 × 4,095,455.37
  4. Step 4: Simplify right side
    7,882,989.45x = 48,411,599,833,204.26
  5. Step 5: Solve for x
    x = 48,411,599,833,204.26/7,882,989.45
  6. Step 6: Final answer
    x = 6,141,274.21

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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.