Home / 12,370,766.86-18,556,211.65-5,088,197.80

Finding the Fourth Proportional to 12,370,766.86, 18,556,211.65 and 5,088,197.80

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Solution

The fourth proportional to 12,370,766.86, 18,556,211.65 and 5,088,197.80 is: 7,632,321.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,370,766.86 : 18,556,211.65 = 5,088,197.80 : x
  2. Step 2: Convert to fraction form
    12,370,766.86/18,556,211.65 = 5,088,197.80/x
  3. Step 3: Cross multiply
    12,370,766.86x = 18,556,211.65 × 5,088,197.80
  4. Step 4: Simplify right side
    12,370,766.86x = 94,417,675,234,753.36
  5. Step 5: Solve for x
    x = 94,417,675,234,753.36/12,370,766.86
  6. Step 6: Final answer
    x = 7,632,321.93

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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.