Home / 30,809,542.08-42,518,496.48-17,058,506.16

Finding the Fourth Proportional to 30,809,542.08, 42,518,496.48 and 17,058,506.16

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Solution

The fourth proportional to 30,809,542.08, 42,518,496.48 and 17,058,506.16 is: 23,541,474.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,809,542.08 : 42,518,496.48 = 17,058,506.16 : x
  2. Step 2: Convert to fraction form
    30,809,542.08/42,518,496.48 = 17,058,506.16/x
  3. Step 3: Cross multiply
    30,809,542.08x = 42,518,496.48 × 17,058,506.16
  4. Step 4: Simplify right side
    30,809,542.08x = 725,302,034,118,018.25
  5. Step 5: Solve for x
    x = 725,302,034,118,018.25/30,809,542.08
  6. Step 6: Final answer
    x = 23,541,474.01

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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.