Home / 18,158,851.44-25,058,308.77-10,317,327.71

Finding the Fourth Proportional to 18,158,851.44, 25,058,308.77 and 10,317,327.71

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Solution

The fourth proportional to 18,158,851.44, 25,058,308.77 and 10,317,327.71 is: 14,237,397.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,158,851.44 : 25,058,308.77 = 10,317,327.71 : x
  2. Step 2: Convert to fraction form
    18,158,851.44/25,058,308.77 = 10,317,327.71/x
  3. Step 3: Cross multiply
    18,158,851.44x = 25,058,308.77 × 10,317,327.71
  4. Step 4: Simplify right side
    18,158,851.44x = 258,534,783,313,165.47
  5. Step 5: Solve for x
    x = 258,534,783,313,165.47/18,158,851.44
  6. Step 6: Final answer
    x = 14,237,397.35

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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.