Home / 13,452,416.20-20,178,624.30-11,562,848.20

Finding the Fourth Proportional to 13,452,416.20, 20,178,624.30 and 11,562,848.20

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Solution

The fourth proportional to 13,452,416.20, 20,178,624.30 and 11,562,848.20 is: 17,344,272.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,452,416.20 : 20,178,624.30 = 11,562,848.20 : x
  2. Step 2: Convert to fraction form
    13,452,416.20/20,178,624.30 = 11,562,848.20/x
  3. Step 3: Cross multiply
    13,452,416.20x = 20,178,624.30 × 11,562,848.20
  4. Step 4: Simplify right side
    13,452,416.20x = 233,322,369,665,731.25
  5. Step 5: Solve for x
    x = 233,322,369,665,731.25/13,452,416.20
  6. Step 6: Final answer
    x = 17,344,272.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.