Home / 14,815,964.80-22,271,186.40-13,965,659.20

Finding the Fourth Proportional to 14,815,964.80, 22,271,186.40 and 13,965,659.20

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Solution

The fourth proportional to 14,815,964.80, 22,271,186.40 and 13,965,659.20 is: 20,993,016.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,815,964.80 : 22,271,186.40 = 13,965,659.20 : x
  2. Step 2: Convert to fraction form
    14,815,964.80/22,271,186.40 = 13,965,659.20/x
  3. Step 3: Cross multiply
    14,815,964.80x = 22,271,186.40 × 13,965,659.20
  4. Step 4: Simplify right side
    14,815,964.80x = 311,031,799,242,074.81
  5. Step 5: Solve for x
    x = 311,031,799,242,074.81/14,815,964.80
  6. Step 6: Final answer
    x = 20,993,016.89

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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.