Home / 8,284,020.40-12,418,643.40-3,234,156.40

Finding the Fourth Proportional to 8,284,020.40, 12,418,643.40 and 3,234,156.40

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Solution

The fourth proportional to 8,284,020.40, 12,418,643.40 and 3,234,156.40 is: 4,848,350.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,284,020.40 : 12,418,643.40 = 3,234,156.40 : x
  2. Step 2: Convert to fraction form
    8,284,020.40/12,418,643.40 = 3,234,156.40/x
  3. Step 3: Cross multiply
    8,284,020.40x = 12,418,643.40 × 3,234,156.40
  4. Step 4: Simplify right side
    8,284,020.40x = 40,163,835,031,427.76
  5. Step 5: Solve for x
    x = 40,163,835,031,427.76/8,284,020.40
  6. Step 6: Final answer
    x = 4,848,350.57

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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.