Home / 8,514,904.56-12,777,203.88-3,122,836.08

Finding the Fourth Proportional to 8,514,904.56, 12,777,203.88 and 3,122,836.08

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Solution

The fourth proportional to 8,514,904.56, 12,777,203.88 and 3,122,836.08 is: 4,686,031.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,514,904.56 : 12,777,203.88 = 3,122,836.08 : x
  2. Step 2: Convert to fraction form
    8,514,904.56/12,777,203.88 = 3,122,836.08/x
  3. Step 3: Cross multiply
    8,514,904.56x = 12,777,203.88 × 3,122,836.08
  4. Step 4: Simplify right side
    8,514,904.56x = 39,901,113,277,979.99
  5. Step 5: Solve for x
    x = 39,901,113,277,979.99/8,514,904.56
  6. Step 6: Final answer
    x = 4,686,031.77

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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.