Home / 12,029,903.55-18,045,916.11-3,394,079.55

Finding the Fourth Proportional to 12,029,903.55, 18,045,916.11 and 3,394,079.55

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Solution

The fourth proportional to 12,029,903.55, 18,045,916.11 and 3,394,079.55 is: 5,091,418.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,029,903.55 : 18,045,916.11 = 3,394,079.55 : x
  2. Step 2: Convert to fraction form
    12,029,903.55/18,045,916.11 = 3,394,079.55/x
  3. Step 3: Cross multiply
    12,029,903.55x = 18,045,916.11 × 3,394,079.55
  4. Step 4: Simplify right side
    12,029,903.55x = 61,249,274,829,966.55
  5. Step 5: Solve for x
    x = 61,249,274,829,966.55/12,029,903.55
  6. Step 6: Final answer
    x = 5,091,418.61

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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.