Home / 12,634,514.36-18,953,100.34-4,115,515.24

Finding the Fourth Proportional to 12,634,514.36, 18,953,100.34 and 4,115,515.24

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Solution

The fourth proportional to 12,634,514.36, 18,953,100.34 and 4,115,515.24 is: 6,173,705.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,634,514.36 : 18,953,100.34 = 4,115,515.24 : x
  2. Step 2: Convert to fraction form
    12,634,514.36/18,953,100.34 = 4,115,515.24/x
  3. Step 3: Cross multiply
    12,634,514.36x = 18,953,100.34 × 4,115,515.24
  4. Step 4: Simplify right side
    12,634,514.36x = 78,001,773,294,519.19
  5. Step 5: Solve for x
    x = 78,001,773,294,519.19/12,634,514.36
  6. Step 6: Final answer
    x = 6,173,705.70

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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.