Home / 12,854,914.38-19,271,021.23-9,835,758.67

Finding the Fourth Proportional to 12,854,914.38, 19,271,021.23 and 9,835,758.67

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Solution

The fourth proportional to 12,854,914.38, 19,271,021.23 and 9,835,758.67 is: 14,744,953.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,854,914.38 : 19,271,021.23 = 9,835,758.67 : x
  2. Step 2: Convert to fraction form
    12,854,914.38/19,271,021.23 = 9,835,758.67/x
  3. Step 3: Cross multiply
    12,854,914.38x = 19,271,021.23 × 9,835,758.67
  4. Step 4: Simplify right side
    12,854,914.38x = 189,545,114,087,650.75
  5. Step 5: Solve for x
    x = 189,545,114,087,650.75/12,854,914.38
  6. Step 6: Final answer
    x = 14,744,953.45

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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.