Home / 28,315,327.58-39,078,150.27-17,308,520.16

Finding the Fourth Proportional to 28,315,327.58, 39,078,150.27 and 17,308,520.16

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Solution

The fourth proportional to 28,315,327.58, 39,078,150.27 and 17,308,520.16 is: 23,887,590.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,315,327.58 : 39,078,150.27 = 17,308,520.16 : x
  2. Step 2: Convert to fraction form
    28,315,327.58/39,078,150.27 = 17,308,520.16/x
  3. Step 3: Cross multiply
    28,315,327.58x = 39,078,150.27 × 17,308,520.16
  4. Step 4: Simplify right side
    28,315,327.58x = 676,384,951,763,804.50
  5. Step 5: Solve for x
    x = 676,384,951,763,804.50/28,315,327.58
  6. Step 6: Final answer
    x = 23,887,590.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.