Home / 34,626,133.89-47,784,111.27-18,946,631.49

Finding the Fourth Proportional to 34,626,133.89, 47,784,111.27 and 18,946,631.49

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Solution

The fourth proportional to 34,626,133.89, 47,784,111.27 and 18,946,631.49 is: 26,146,376.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,626,133.89 : 47,784,111.27 = 18,946,631.49 : x
  2. Step 2: Convert to fraction form
    34,626,133.89/47,784,111.27 = 18,946,631.49/x
  3. Step 3: Cross multiply
    34,626,133.89x = 47,784,111.27 × 18,946,631.49
  4. Step 4: Simplify right side
    34,626,133.89x = 905,347,947,309,845.88
  5. Step 5: Solve for x
    x = 905,347,947,309,845.88/34,626,133.89
  6. Step 6: Final answer
    x = 26,146,376.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.