Home / 18,392,848.20-25,380,224.91-11,327,323.50

Finding the Fourth Proportional to 18,392,848.20, 25,380,224.91 and 11,327,323.50

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Solution

The fourth proportional to 18,392,848.20, 25,380,224.91 and 11,327,323.50 is: 15,630,532.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,392,848.20 : 25,380,224.91 = 11,327,323.50 : x
  2. Step 2: Convert to fraction form
    18,392,848.20/25,380,224.91 = 11,327,323.50/x
  3. Step 3: Cross multiply
    18,392,848.20x = 25,380,224.91 × 11,327,323.50
  4. Step 4: Simplify right side
    18,392,848.20x = 287,490,018,058,328.38
  5. Step 5: Solve for x
    x = 287,490,018,058,328.38/18,392,848.20
  6. Step 6: Final answer
    x = 15,630,532.85

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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.