Home / 30,754,612.30-46,132,465.20-9,189,480.10

Finding the Fourth Proportional to 30,754,612.30, 46,132,465.20 and 9,189,480.10

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Solution

The fourth proportional to 30,754,612.30, 46,132,465.20 and 9,189,480.10 is: 13,784,383.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,754,612.30 : 46,132,465.20 = 9,189,480.10 : x
  2. Step 2: Convert to fraction form
    30,754,612.30/46,132,465.20 = 9,189,480.10/x
  3. Step 3: Cross multiply
    30,754,612.30x = 46,132,465.20 × 9,189,480.10
  4. Step 4: Simplify right side
    30,754,612.30x = 423,933,370,919,342.50
  5. Step 5: Solve for x
    x = 423,933,370,919,342.50/30,754,612.30
  6. Step 6: Final answer
    x = 13,784,383.52

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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.