Home / 12,464,060.63-18,698,514.87-4,787,143.88

Finding the Fourth Proportional to 12,464,060.63, 18,698,514.87 and 4,787,143.88

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Solution

The fourth proportional to 12,464,060.63, 18,698,514.87 and 4,787,143.88 is: 7,181,646.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,464,060.63 : 18,698,514.87 = 4,787,143.88 : x
  2. Step 2: Convert to fraction form
    12,464,060.63/18,698,514.87 = 4,787,143.88/x
  3. Step 3: Cross multiply
    12,464,060.63x = 18,698,514.87 × 4,787,143.88
  4. Step 4: Simplify right side
    12,464,060.63x = 89,512,480,931,516.92
  5. Step 5: Solve for x
    x = 89,512,480,931,516.92/12,464,060.63
  6. Step 6: Final answer
    x = 7,181,646.79

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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.