Home / 13,058,241.12-18,014,777.10-8,154,950.58

Finding the Fourth Proportional to 13,058,241.12, 18,014,777.10 and 8,154,950.58

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Solution

The fourth proportional to 13,058,241.12, 18,014,777.10 and 8,154,950.58 is: 11,250,337.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,058,241.12 : 18,014,777.10 = 8,154,950.58 : x
  2. Step 2: Convert to fraction form
    13,058,241.12/18,014,777.10 = 8,154,950.58/x
  3. Step 3: Cross multiply
    13,058,241.12x = 18,014,777.10 × 8,154,950.58
  4. Step 4: Simplify right side
    13,058,241.12x = 146,909,616,960,215.72
  5. Step 5: Solve for x
    x = 146,909,616,960,215.72/13,058,241.12
  6. Step 6: Final answer
    x = 11,250,337.29

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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.