Home / 8,622,855.09-12,939,667.42-5,746,240.39

Finding the Fourth Proportional to 8,622,855.09, 12,939,667.42 and 5,746,240.39

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Solution

The fourth proportional to 8,622,855.09, 12,939,667.42 and 5,746,240.39 is: 8,622,948.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,622,855.09 : 12,939,667.42 = 5,746,240.39 : x
  2. Step 2: Convert to fraction form
    8,622,855.09/12,939,667.42 = 5,746,240.39/x
  3. Step 3: Cross multiply
    8,622,855.09x = 12,939,667.42 × 5,746,240.39
  4. Step 4: Simplify right side
    8,622,855.09x = 74,354,439,537,635.58
  5. Step 5: Solve for x
    x = 74,354,439,537,635.58/8,622,855.09
  6. Step 6: Final answer
    x = 8,622,948.98

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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.