Home / 28,698,042.96-43,049,164.20-11,659,038.48

Finding the Fourth Proportional to 28,698,042.96, 43,049,164.20 and 11,659,038.48

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Solution

The fourth proportional to 28,698,042.96, 43,049,164.20 and 11,659,038.48 is: 17,489,410.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,698,042.96 : 43,049,164.20 = 11,659,038.48 : x
  2. Step 2: Convert to fraction form
    28,698,042.96/43,049,164.20 = 11,659,038.48/x
  3. Step 3: Cross multiply
    28,698,042.96x = 43,049,164.20 × 11,659,038.48
  4. Step 4: Simplify right side
    28,698,042.96x = 501,911,861,939,638.50
  5. Step 5: Solve for x
    x = 501,911,861,939,638.50/28,698,042.96
  6. Step 6: Final answer
    x = 17,489,410.78

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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.