Home / 19,019,511.96-28,529,169.48-4,642,655.08

Finding the Fourth Proportional to 19,019,511.96, 28,529,169.48 and 4,642,655.08

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Solution

The fourth proportional to 19,019,511.96, 28,529,169.48 and 4,642,655.08 is: 6,963,958.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,019,511.96 : 28,529,169.48 = 4,642,655.08 : x
  2. Step 2: Convert to fraction form
    19,019,511.96/28,529,169.48 = 4,642,655.08/x
  3. Step 3: Cross multiply
    19,019,511.96x = 28,529,169.48 × 4,642,655.08
  4. Step 4: Simplify right side
    19,019,511.96x = 132,451,093,614,502.97
  5. Step 5: Solve for x
    x = 132,451,093,614,502.97/19,019,511.96
  6. Step 6: Final answer
    x = 6,963,958.59

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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.