Home / 6,645,818.88-9,172,936.33-4,328,485.83

Finding the Fourth Proportional to 6,645,818.88, 9,172,936.33 and 4,328,485.83

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Solution

The fourth proportional to 6,645,818.88, 9,172,936.33 and 4,328,485.83 is: 5,974,421.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645,818.88 : 9,172,936.33 = 4,328,485.83 : x
  2. Step 2: Convert to fraction form
    6,645,818.88/9,172,936.33 = 4,328,485.83/x
  3. Step 3: Cross multiply
    6,645,818.88x = 9,172,936.33 × 4,328,485.83
  4. Step 4: Simplify right side
    6,645,818.88x = 39,704,924,913,075.99
  5. Step 5: Solve for x
    x = 39,704,924,913,075.99/6,645,818.88
  6. Step 6: Final answer
    x = 5,974,421.76

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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.