Home / 12,145,472.46-16,749,896.58-10,077,214.14

Finding the Fourth Proportional to 12,145,472.46, 16,749,896.58 and 10,077,214.14

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Solution

The fourth proportional to 12,145,472.46, 16,749,896.58 and 10,077,214.14 is: 13,897,548.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,145,472.46 : 16,749,896.58 = 10,077,214.14 : x
  2. Step 2: Convert to fraction form
    12,145,472.46/16,749,896.58 = 10,077,214.14/x
  3. Step 3: Cross multiply
    12,145,472.46x = 16,749,896.58 × 10,077,214.14
  4. Step 4: Simplify right side
    12,145,472.46x = 168,792,294,659,513.66
  5. Step 5: Solve for x
    x = 168,792,294,659,513.66/12,145,472.46
  6. Step 6: Final answer
    x = 13,897,548.67

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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.