Home / 30,809,365.60-42,518,252.88-17,058,329.44

Finding the Fourth Proportional to 30,809,365.60, 42,518,252.88 and 17,058,329.44

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Solution

The fourth proportional to 30,809,365.60, 42,518,252.88 and 17,058,329.44 is: 23,541,230.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,809,365.60 : 42,518,252.88 = 17,058,329.44 : x
  2. Step 2: Convert to fraction form
    30,809,365.60/42,518,252.88 = 17,058,329.44/x
  3. Step 3: Cross multiply
    30,809,365.60x = 42,518,252.88 × 17,058,329.44
  4. Step 4: Simplify right side
    30,809,365.60x = 725,290,364,840,268.88
  5. Step 5: Solve for x
    x = 725,290,364,840,268.88/30,809,365.60
  6. Step 6: Final answer
    x = 23,541,230.10

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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.