Home / 26,294,592.80-39,441,889.20-21,870,912.80

Finding the Fourth Proportional to 26,294,592.80, 39,441,889.20 and 21,870,912.80

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Solution

The fourth proportional to 26,294,592.80, 39,441,889.20 and 21,870,912.80 is: 32,806,369.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,294,592.80 : 39,441,889.20 = 21,870,912.80 : x
  2. Step 2: Convert to fraction form
    26,294,592.80/39,441,889.20 = 21,870,912.80/x
  3. Step 3: Cross multiply
    26,294,592.80x = 39,441,889.20 × 21,870,912.80
  4. Step 4: Simplify right side
    26,294,592.80x = 862,630,119,360,461.88
  5. Step 5: Solve for x
    x = 862,630,119,360,461.88/26,294,592.80
  6. Step 6: Final answer
    x = 32,806,369.20

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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.