Home / 19,441,703.20-29,162,554.80-11,883,431.20

Finding the Fourth Proportional to 19,441,703.20, 29,162,554.80 and 11,883,431.20

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Solution

The fourth proportional to 19,441,703.20, 29,162,554.80 and 11,883,431.20 is: 17,825,146.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,441,703.20 : 29,162,554.80 = 11,883,431.20 : x
  2. Step 2: Convert to fraction form
    19,441,703.20/29,162,554.80 = 11,883,431.20/x
  3. Step 3: Cross multiply
    19,441,703.20x = 29,162,554.80 × 11,883,431.20
  4. Step 4: Simplify right side
    19,441,703.20x = 346,551,213,582,029.75
  5. Step 5: Solve for x
    x = 346,551,213,582,029.75/19,441,703.20
  6. Step 6: Final answer
    x = 17,825,146.80

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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.