Home / 43,662,400.80-65,493,601.20-30,897,319.20

Finding the Fourth Proportional to 43,662,400.80, 65,493,601.20 and 30,897,319.20

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Solution

The fourth proportional to 43,662,400.80, 65,493,601.20 and 30,897,319.20 is: 46,345,978.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,662,400.80 : 65,493,601.20 = 30,897,319.20 : x
  2. Step 2: Convert to fraction form
    43,662,400.80/65,493,601.20 = 30,897,319.20/x
  3. Step 3: Cross multiply
    43,662,400.80x = 65,493,601.20 × 30,897,319.20
  4. Step 4: Simplify right side
    43,662,400.80x = 2,023,576,701,833,903
  5. Step 5: Solve for x
    x = 2,023,576,701,833,903/43,662,400.80
  6. Step 6: Final answer
    x = 46,345,978.80

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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.