Home / 34,021,204.40-51,031,806.60-12,456,509.60

Finding the Fourth Proportional to 34,021,204.40, 51,031,806.60 and 12,456,509.60

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Solution

The fourth proportional to 34,021,204.40, 51,031,806.60 and 12,456,509.60 is: 18,684,764.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,021,204.40 : 51,031,806.60 = 12,456,509.60 : x
  2. Step 2: Convert to fraction form
    34,021,204.40/51,031,806.60 = 12,456,509.60/x
  3. Step 3: Cross multiply
    34,021,204.40x = 51,031,806.60 × 12,456,509.60
  4. Step 4: Simplify right side
    34,021,204.40x = 635,678,188,818,243.38
  5. Step 5: Solve for x
    x = 635,678,188,818,243.38/34,021,204.40
  6. Step 6: Final answer
    x = 18,684,764.40

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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.