Home / 25,818,629.92-38,732,148.08-7,624,665.12

Finding the Fourth Proportional to 25,818,629.92, 38,732,148.08 and 7,624,665.12

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Solution

The fourth proportional to 25,818,629.92, 38,732,148.08 and 7,624,665.12 is: 11,438,238.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,818,629.92 : 38,732,148.08 = 7,624,665.12 : x
  2. Step 2: Convert to fraction form
    25,818,629.92/38,732,148.08 = 7,624,665.12/x
  3. Step 3: Cross multiply
    25,818,629.92x = 38,732,148.08 × 7,624,665.12
  4. Step 4: Simplify right side
    25,818,629.92x = 295,319,658,488,250.94
  5. Step 5: Solve for x
    x = 295,319,658,488,250.94/25,818,629.92
  6. Step 6: Final answer
    x = 11,438,238.95

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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.