Home / 18,392,683.20-27,589,024.80-10,430,059.20

Finding the Fourth Proportional to 18,392,683.20, 27,589,024.80 and 10,430,059.20

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Solution

The fourth proportional to 18,392,683.20, 27,589,024.80 and 10,430,059.20 is: 15,645,088.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,392,683.20 : 27,589,024.80 = 10,430,059.20 : x
  2. Step 2: Convert to fraction form
    18,392,683.20/27,589,024.80 = 10,430,059.20/x
  3. Step 3: Cross multiply
    18,392,683.20x = 27,589,024.80 × 10,430,059.20
  4. Step 4: Simplify right side
    18,392,683.20x = 287,755,161,934,268.12
  5. Step 5: Solve for x
    x = 287,755,161,934,268.12/18,392,683.20
  6. Step 6: Final answer
    x = 15,645,088.80

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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.