Home / 12,883,849.84-19,325,270.40-4,364,186.32

Finding the Fourth Proportional to 12,883,849.84, 19,325,270.40 and 4,364,186.32

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Solution

The fourth proportional to 12,883,849.84, 19,325,270.40 and 4,364,186.32 is: 6,546,108.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,883,849.84 : 19,325,270.40 = 4,364,186.32 : x
  2. Step 2: Convert to fraction form
    12,883,849.84/19,325,270.40 = 4,364,186.32/x
  3. Step 3: Cross multiply
    12,883,849.84x = 19,325,270.40 × 4,364,186.32
  4. Step 4: Simplify right side
    12,883,849.84x = 84,339,080,709,980.92
  5. Step 5: Solve for x
    x = 84,339,080,709,980.92/12,883,849.84
  6. Step 6: Final answer
    x = 6,546,108.64

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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.