Home / 12,883,720.91-19,325,076.53-4,364,057.07

Finding the Fourth Proportional to 12,883,720.91, 19,325,076.53 and 4,364,057.07

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Solution

The fourth proportional to 12,883,720.91, 19,325,076.53 and 4,364,057.07 is: 6,545,914.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,883,720.91 : 19,325,076.53 = 4,364,057.07 : x
  2. Step 2: Convert to fraction form
    12,883,720.91/19,325,076.53 = 4,364,057.07/x
  3. Step 3: Cross multiply
    12,883,720.91x = 19,325,076.53 × 4,364,057.07
  4. Step 4: Simplify right side
    12,883,720.91x = 84,335,736,837,217.28
  5. Step 5: Solve for x
    x = 84,335,736,837,217.28/12,883,720.91
  6. Step 6: Final answer
    x = 6,545,914.60

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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.