Home / 19,145,768.93-26,421,129.09-10,443,941.54

Finding the Fourth Proportional to 19,145,768.93, 26,421,129.09 and 10,443,941.54

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Solution

The fourth proportional to 19,145,768.93, 26,421,129.09 and 10,443,941.54 is: 14,412,621.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,145,768.93 : 26,421,129.09 = 10,443,941.54 : x
  2. Step 2: Convert to fraction form
    19,145,768.93/26,421,129.09 = 10,443,941.54/x
  3. Step 3: Cross multiply
    19,145,768.93x = 26,421,129.09 × 10,443,941.54
  4. Step 4: Simplify right side
    19,145,768.93x = 275,940,727,559,236.78
  5. Step 5: Solve for x
    x = 275,940,727,559,236.78/19,145,768.93
  6. Step 6: Final answer
    x = 14,412,621.85

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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.