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Finding the Fourth Proportional to 40,322,405.80, 60,483,608.70 and 10,030,268.80

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Solution

The fourth proportional to 40,322,405.80, 60,483,608.70 and 10,030,268.80 is: 15,045,403.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,322,405.80 : 60,483,608.70 = 10,030,268.80 : x
  2. Step 2: Convert to fraction form
    40,322,405.80/60,483,608.70 = 10,030,268.80/x
  3. Step 3: Cross multiply
    40,322,405.80x = 60,483,608.70 × 10,030,268.80
  4. Step 4: Simplify right side
    40,322,405.80x = 606,666,853,255,018.62
  5. Step 5: Solve for x
    x = 606,666,853,255,018.62/40,322,405.80
  6. Step 6: Final answer
    x = 15,045,403.20

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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.