Home / 19,116,002.20-28,674,003.30-17,025,813.40

Finding the Fourth Proportional to 19,116,002.20, 28,674,003.30 and 17,025,813.40

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Solution

The fourth proportional to 19,116,002.20, 28,674,003.30 and 17,025,813.40 is: 25,538,720.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,116,002.20 : 28,674,003.30 = 17,025,813.40 : x
  2. Step 2: Convert to fraction form
    19,116,002.20/28,674,003.30 = 17,025,813.40/x
  3. Step 3: Cross multiply
    19,116,002.20x = 28,674,003.30 × 17,025,813.40
  4. Step 4: Simplify right side
    19,116,002.20x = 488,198,229,616,784.19
  5. Step 5: Solve for x
    x = 488,198,229,616,784.19/19,116,002.20
  6. Step 6: Final answer
    x = 25,538,720.10

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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.