Home / 8,651,271.60-12,976,907.40-4,172,295.60

Finding the Fourth Proportional to 8,651,271.60, 12,976,907.40 and 4,172,295.60

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Solution

The fourth proportional to 8,651,271.60, 12,976,907.40 and 4,172,295.60 is: 6,258,443.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,651,271.60 : 12,976,907.40 = 4,172,295.60 : x
  2. Step 2: Convert to fraction form
    8,651,271.60/12,976,907.40 = 4,172,295.60/x
  3. Step 3: Cross multiply
    8,651,271.60x = 12,976,907.40 × 4,172,295.60
  4. Step 4: Simplify right side
    8,651,271.60x = 54,143,493,646,627.45
  5. Step 5: Solve for x
    x = 54,143,493,646,627.45/8,651,271.60
  6. Step 6: Final answer
    x = 6,258,443.40

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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.