Home / 47,308,903.20-70,942,618.80-21,741,415.20

Finding the Fourth Proportional to 47,308,903.20, 70,942,618.80 and 21,741,415.20

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Solution

The fourth proportional to 47,308,903.20, 70,942,618.80 and 21,741,415.20 is: 32,602,593.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,308,903.20 : 70,942,618.80 = 21,741,415.20 : x
  2. Step 2: Convert to fraction form
    47,308,903.20/70,942,618.80 = 21,741,415.20/x
  3. Step 3: Cross multiply
    47,308,903.20x = 70,942,618.80 × 21,741,415.20
  4. Step 4: Simplify right side
    47,308,903.20x = 1,542,392,930,706,125.75
  5. Step 5: Solve for x
    x = 1,542,392,930,706,125.75/47,308,903.20
  6. Step 6: Final answer
    x = 32,602,593.30

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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.