Home / 14,077,983.38-19,427,617.06-7,639,455.38

Finding the Fourth Proportional to 14,077,983.38, 19,427,617.06 and 7,639,455.38

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Solution

The fourth proportional to 14,077,983.38, 19,427,617.06 and 7,639,455.38 is: 10,542,448.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,077,983.38 : 19,427,617.06 = 7,639,455.38 : x
  2. Step 2: Convert to fraction form
    14,077,983.38/19,427,617.06 = 7,639,455.38/x
  3. Step 3: Cross multiply
    14,077,983.38x = 19,427,617.06 × 7,639,455.38
  4. Step 4: Simplify right side
    14,077,983.38x = 148,416,413,553,360.06
  5. Step 5: Solve for x
    x = 148,416,413,553,360.06/14,077,983.38
  6. Step 6: Final answer
    x = 10,542,448.42

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1.5x scale

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.