Home / 18,000,372-24,840,579.22-9,740,434.38

Finding the Fourth Proportional to 18,000,372, 24,840,579.22 and 9,740,434.38

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Solution

The fourth proportional to 18,000,372, 24,840,579.22 and 9,740,434.38 is: 13,441,835.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,000,372 : 24,840,579.22 = 9,740,434.38 : x
  2. Step 2: Convert to fraction form
    18,000,372/24,840,579.22 = 9,740,434.38/x
  3. Step 3: Cross multiply
    18,000,372x = 24,840,579.22 × 9,740,434.38
  4. Step 4: Simplify right side
    18,000,372x = 241,958,031,853,601.59
  5. Step 5: Solve for x
    x = 241,958,031,853,601.59/18,000,372
  6. Step 6: Final answer
    x = 13,441,835.08

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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.