Home / 47,238,415.20-70,857,622.80-43,207,336.80

Finding the Fourth Proportional to 47,238,415.20, 70,857,622.80 and 43,207,336.80

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Solution

The fourth proportional to 47,238,415.20, 70,857,622.80 and 43,207,336.80 is: 64,811,005.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,238,415.20 : 70,857,622.80 = 43,207,336.80 : x
  2. Step 2: Convert to fraction form
    47,238,415.20/70,857,622.80 = 43,207,336.80/x
  3. Step 3: Cross multiply
    47,238,415.20x = 70,857,622.80 × 43,207,336.80
  4. Step 4: Simplify right side
    47,238,415.20x = 3,061,569,173,166,958.50
  5. Step 5: Solve for x
    x = 3,061,569,173,166,958.50/47,238,415.20
  6. Step 6: Final answer
    x = 64,811,005.20

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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.