Home / 8,658,880.08-12,986,220.60-3,607,434.96

Finding the Fourth Proportional to 8,658,880.08, 12,986,220.60 and 3,607,434.96

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Solution

The fourth proportional to 8,658,880.08, 12,986,220.60 and 3,607,434.96 is: 5,410,277.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,658,880.08 : 12,986,220.60 = 3,607,434.96 : x
  2. Step 2: Convert to fraction form
    8,658,880.08/12,986,220.60 = 3,607,434.96/x
  3. Step 3: Cross multiply
    8,658,880.08x = 12,986,220.60 × 3,607,434.96
  4. Step 4: Simplify right side
    8,658,880.08x = 46,846,946,190,712.17
  5. Step 5: Solve for x
    x = 46,846,946,190,712.17/8,658,880.08
  6. Step 6: Final answer
    x = 5,410,277.74

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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.