Home / 28,925,102.40-43,404,856.80-10,976,020.80

Finding the Fourth Proportional to 28,925,102.40, 43,404,856.80 and 10,976,020.80

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Solution

The fourth proportional to 28,925,102.40, 43,404,856.80 and 10,976,020.80 is: 16,470,559.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,925,102.40 : 43,404,856.80 = 10,976,020.80 : x
  2. Step 2: Convert to fraction form
    28,925,102.40/43,404,856.80 = 10,976,020.80/x
  3. Step 3: Cross multiply
    28,925,102.40x = 43,404,856.80 × 10,976,020.80
  4. Step 4: Simplify right side
    28,925,102.40x = 476,412,611,057,821.44
  5. Step 5: Solve for x
    x = 476,412,611,057,821.44/28,925,102.40
  6. Step 6: Final answer
    x = 16,470,559.19

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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.