Home / 8,390,645.78-12,586,603.17-2,325,307.46

Finding the Fourth Proportional to 8,390,645.78, 12,586,603.17 and 2,325,307.46

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Solution

The fourth proportional to 8,390,645.78, 12,586,603.17 and 2,325,307.46 is: 3,488,137.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,390,645.78 : 12,586,603.17 = 2,325,307.46 : x
  2. Step 2: Convert to fraction form
    8,390,645.78/12,586,603.17 = 2,325,307.46/x
  3. Step 3: Cross multiply
    8,390,645.78x = 12,586,603.17 × 2,325,307.46
  4. Step 4: Simplify right side
    8,390,645.78x = 29,267,722,247,260.65
  5. Step 5: Solve for x
    x = 29,267,722,247,260.65/8,390,645.78
  6. Step 6: Final answer
    x = 3,488,137.03

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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.