Home / 8,525,396.16-12,793,137.84-3,137,830.56

Finding the Fourth Proportional to 8,525,396.16, 12,793,137.84 and 3,137,830.56

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Solution

The fourth proportional to 8,525,396.16, 12,793,137.84 and 3,137,830.56 is: 4,708,602.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,525,396.16 : 12,793,137.84 = 3,137,830.56 : x
  2. Step 2: Convert to fraction form
    8,525,396.16/12,793,137.84 = 3,137,830.56/x
  3. Step 3: Cross multiply
    8,525,396.16x = 12,793,137.84 × 3,137,830.56
  4. Step 4: Simplify right side
    8,525,396.16x = 40,142,698,872,644.39
  5. Step 5: Solve for x
    x = 40,142,698,872,644.39/8,525,396.16
  6. Step 6: Final answer
    x = 4,708,602.17

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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.