Home / 18,621,581.60-27,932,372.40-16,495,817.60

Finding the Fourth Proportional to 18,621,581.60, 27,932,372.40 and 16,495,817.60

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Solution

The fourth proportional to 18,621,581.60, 27,932,372.40 and 16,495,817.60 is: 24,743,726.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,621,581.60 : 27,932,372.40 = 16,495,817.60 : x
  2. Step 2: Convert to fraction form
    18,621,581.60/27,932,372.40 = 16,495,817.60/x
  3. Step 3: Cross multiply
    18,621,581.60x = 27,932,372.40 × 16,495,817.60
  4. Step 4: Simplify right side
    18,621,581.60x = 460,767,320,245,674.19
  5. Step 5: Solve for x
    x = 460,767,320,245,674.19/18,621,581.60
  6. Step 6: Final answer
    x = 24,743,726.40

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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.