Home / 12,344,808.69-18,519,813.17-4,668,283.59

Finding the Fourth Proportional to 12,344,808.69, 18,519,813.17 and 4,668,283.59

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Solution

The fourth proportional to 12,344,808.69, 18,519,813.17 and 4,668,283.59 is: 7,003,408.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,344,808.69 : 18,519,813.17 = 4,668,283.59 : x
  2. Step 2: Convert to fraction form
    12,344,808.69/18,519,813.17 = 4,668,283.59/x
  3. Step 3: Cross multiply
    12,344,808.69x = 18,519,813.17 × 4,668,283.59
  4. Step 4: Simplify right side
    12,344,808.69x = 86,455,739,911,376.89
  5. Step 5: Solve for x
    x = 86,455,739,911,376.89/12,344,808.69
  6. Step 6: Final answer
    x = 7,003,408.65

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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.