Home / 12,950,423.20-19,425,634.80-3,973,808.80

Finding the Fourth Proportional to 12,950,423.20, 19,425,634.80 and 3,973,808.80

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Solution

The fourth proportional to 12,950,423.20, 19,425,634.80 and 3,973,808.80 is: 5,960,713.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,950,423.20 : 19,425,634.80 = 3,973,808.80 : x
  2. Step 2: Convert to fraction form
    12,950,423.20/19,425,634.80 = 3,973,808.80/x
  3. Step 3: Cross multiply
    12,950,423.20x = 19,425,634.80 × 3,973,808.80
  4. Step 4: Simplify right side
    12,950,423.20x = 77,193,758,513,826.23
  5. Step 5: Solve for x
    x = 77,193,758,513,826.23/12,950,423.20
  6. Step 6: Final answer
    x = 5,960,713.20

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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.