Home / 19,327,661.60-28,994,991.60-9,718,858.40

Finding the Fourth Proportional to 19,327,661.60, 28,994,991.60 and 9,718,858.40

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Solution

The fourth proportional to 19,327,661.60, 28,994,991.60 and 9,718,858.40 is: 14,580,047.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,327,661.60 : 28,994,991.60 = 9,718,858.40 : x
  2. Step 2: Convert to fraction form
    19,327,661.60/28,994,991.60 = 9,718,858.40/x
  3. Step 3: Cross multiply
    19,327,661.60x = 28,994,991.60 × 9,718,858.40
  4. Step 4: Simplify right side
    19,327,661.60x = 281,798,217,669,589.44
  5. Step 5: Solve for x
    x = 281,798,217,669,589.44/19,327,661.60
  6. Step 6: Final answer
    x = 14,580,047.16

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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.