Home / 12,477,026.80-18,715,540.20-6,083,988.40

Finding the Fourth Proportional to 12,477,026.80, 18,715,540.20 and 6,083,988.40

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Solution

The fourth proportional to 12,477,026.80, 18,715,540.20 and 6,083,988.40 is: 9,125,982.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,477,026.80 : 18,715,540.20 = 6,083,988.40 : x
  2. Step 2: Convert to fraction form
    12,477,026.80/18,715,540.20 = 6,083,988.40/x
  3. Step 3: Cross multiply
    12,477,026.80x = 18,715,540.20 × 6,083,988.40
  4. Step 4: Simplify right side
    12,477,026.80x = 113,865,129,476,533.69
  5. Step 5: Solve for x
    x = 113,865,129,476,533.69/12,477,026.80
  6. Step 6: Final answer
    x = 9,125,982.60

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1.5x scale

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.