Home / 40,419,027.40-60,666,594.90-21,263,531.80

Finding the Fourth Proportional to 40,419,027.40, 60,666,594.90 and 21,263,531.80

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Solution

The fourth proportional to 40,419,027.40, 60,666,594.90 and 21,263,531.80 is: 31,915,316.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,419,027.40 : 60,666,594.90 = 21,263,531.80 : x
  2. Step 2: Convert to fraction form
    40,419,027.40/60,666,594.90 = 21,263,531.80/x
  3. Step 3: Cross multiply
    40,419,027.40x = 60,666,594.90 × 21,263,531.80
  4. Step 4: Simplify right side
    40,419,027.40x = 1,289,986,069,853,867.75
  5. Step 5: Solve for x
    x = 1,289,986,069,853,867.75/40,419,027.40
  6. Step 6: Final answer
    x = 31,915,316.94

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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.