Home / 30,019,402.86-41,426,811.40-16,268,366.98

Finding the Fourth Proportional to 30,019,402.86, 41,426,811.40 and 16,268,366.98

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Solution

The fourth proportional to 30,019,402.86, 41,426,811.40 and 16,268,366.98 is: 22,450,365.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,019,402.86 : 41,426,811.40 = 16,268,366.98 : x
  2. Step 2: Convert to fraction form
    30,019,402.86/41,426,811.40 = 16,268,366.98/x
  3. Step 3: Cross multiply
    30,019,402.86x = 41,426,811.40 × 16,268,366.98
  4. Step 4: Simplify right side
    30,019,402.86x = 673,946,570,666,447.62
  5. Step 5: Solve for x
    x = 673,946,570,666,447.62/30,019,402.86
  6. Step 6: Final answer
    x = 22,450,365.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.