Home / 8,612,416.68-11,886,856.20-4,943,813.28

Finding the Fourth Proportional to 8,612,416.68, 11,886,856.20 and 4,943,813.28

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Solution

The fourth proportional to 8,612,416.68, 11,886,856.20 and 4,943,813.28 is: 6,823,450.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,612,416.68 : 11,886,856.20 = 4,943,813.28 : x
  2. Step 2: Convert to fraction form
    8,612,416.68/11,886,856.20 = 4,943,813.28/x
  3. Step 3: Cross multiply
    8,612,416.68x = 11,886,856.20 × 4,943,813.28
  4. Step 4: Simplify right side
    8,612,416.68x = 58,766,397,539,010.34
  5. Step 5: Solve for x
    x = 58,766,397,539,010.34/8,612,416.68
  6. Step 6: Final answer
    x = 6,823,450.34

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1.5x scale

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.