Home / 12,715,566.91-19,074,010.14-4,196,567.68

Finding the Fourth Proportional to 12,715,566.91, 19,074,010.14 and 4,196,567.68

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Solution

The fourth proportional to 12,715,566.91, 19,074,010.14 and 4,196,567.68 is: 6,295,069.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,715,566.91 : 19,074,010.14 = 4,196,567.68 : x
  2. Step 2: Convert to fraction form
    12,715,566.91/19,074,010.14 = 4,196,567.68/x
  3. Step 3: Cross multiply
    12,715,566.91x = 19,074,010.14 × 4,196,567.68
  4. Step 4: Simplify right side
    12,715,566.91x = 80,045,374,433,831.25
  5. Step 5: Solve for x
    x = 80,045,374,433,831.25/12,715,566.91
  6. Step 6: Final answer
    x = 6,295,069.27

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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.