Home / 30,809,216.04-42,518,046.58-17,058,179.76

Finding the Fourth Proportional to 30,809,216.04, 42,518,046.58 and 17,058,179.76

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Solution

The fourth proportional to 30,809,216.04, 42,518,046.58 and 17,058,179.76 is: 23,541,023.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,809,216.04 : 42,518,046.58 = 17,058,179.76 : x
  2. Step 2: Convert to fraction form
    30,809,216.04/42,518,046.58 = 17,058,179.76/x
  3. Step 3: Cross multiply
    30,809,216.04x = 42,518,046.58 × 17,058,179.76
  4. Step 4: Simplify right side
    30,809,216.04x = 725,280,481,605,693.25
  5. Step 5: Solve for x
    x = 725,280,481,605,693.25/30,809,216.04
  6. Step 6: Final answer
    x = 23,541,023.59

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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.