Home / 47,473,824.80-71,179,633.20-18,702,624.80

Finding the Fourth Proportional to 47,473,824.80, 71,179,633.20 and 18,702,624.80

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Solution

The fourth proportional to 47,473,824.80, 71,179,633.20 and 18,702,624.80 is: 28,041,683.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,473,824.80 : 71,179,633.20 = 18,702,624.80 : x
  2. Step 2: Convert to fraction form
    47,473,824.80/71,179,633.20 = 18,702,624.80/x
  3. Step 3: Cross multiply
    47,473,824.80x = 71,179,633.20 × 18,702,624.80
  4. Step 4: Simplify right side
    47,473,824.80x = 1,331,245,973,141,223.50
  5. Step 5: Solve for x
    x = 1,331,245,973,141,223.50/47,473,824.80
  6. Step 6: Final answer
    x = 28,041,683.58

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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.