Home / 13,990,586.46-19,307,048.52-8,111,363.22

Finding the Fourth Proportional to 13,990,586.46, 19,307,048.52 and 8,111,363.22

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Solution

The fourth proportional to 13,990,586.46, 19,307,048.52 and 8,111,363.22 is: 11,193,703.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,990,586.46 : 19,307,048.52 = 8,111,363.22 : x
  2. Step 2: Convert to fraction form
    13,990,586.46/19,307,048.52 = 8,111,363.22/x
  3. Step 3: Cross multiply
    13,990,586.46x = 19,307,048.52 × 8,111,363.22
  4. Step 4: Simplify right side
    13,990,586.46x = 156,606,483,251,883.44
  5. Step 5: Solve for x
    x = 156,606,483,251,883.44/13,990,586.46
  6. Step 6: Final answer
    x = 11,193,703.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.