Home / 12,673,411.20-19,010,116.80-5,954,947.20

Finding the Fourth Proportional to 12,673,411.20, 19,010,116.80 and 5,954,947.20

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Solution

The fourth proportional to 12,673,411.20, 19,010,116.80 and 5,954,947.20 is: 8,932,420.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,673,411.20 : 19,010,116.80 = 5,954,947.20 : x
  2. Step 2: Convert to fraction form
    12,673,411.20/19,010,116.80 = 5,954,947.20/x
  3. Step 3: Cross multiply
    12,673,411.20x = 19,010,116.80 × 5,954,947.20
  4. Step 4: Simplify right side
    12,673,411.20x = 113,204,241,809,832.97
  5. Step 5: Solve for x
    x = 113,204,241,809,832.97/12,673,411.20
  6. Step 6: Final answer
    x = 8,932,420.80

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1.5x scale

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.