Home / 13,829,150.48-19,083,727.43-7,634,064.21

Finding the Fourth Proportional to 13,829,150.48, 19,083,727.43 and 7,634,064.21

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Solution

The fourth proportional to 13,829,150.48, 19,083,727.43 and 7,634,064.21 is: 10,534,732.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,829,150.48 : 19,083,727.43 = 7,634,064.21 : x
  2. Step 2: Convert to fraction form
    13,829,150.48/19,083,727.43 = 7,634,064.21/x
  3. Step 3: Cross multiply
    13,829,150.48x = 19,083,727.43 × 7,634,064.21
  4. Step 4: Simplify right side
    13,829,150.48x = 145,686,400,485,651.72
  5. Step 5: Solve for x
    x = 145,686,400,485,651.72/13,829,150.48
  6. Step 6: Final answer
    x = 10,534,732.47

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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.