Home / 10,143,160.71-13,997,900.30-5,559,493.83

Finding the Fourth Proportional to 10,143,160.71, 13,997,900.30 and 5,559,493.83

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Solution

The fourth proportional to 10,143,160.71, 13,997,900.30 and 5,559,493.83 is: 7,672,287.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,143,160.71 : 13,997,900.30 = 5,559,493.83 : x
  2. Step 2: Convert to fraction form
    10,143,160.71/13,997,900.30 = 5,559,493.83/x
  3. Step 3: Cross multiply
    10,143,160.71x = 13,997,900.30 × 5,559,493.83
  4. Step 4: Simplify right side
    10,143,160.71x = 77,821,240,323,007.69
  5. Step 5: Solve for x
    x = 77,821,240,323,007.69/10,143,160.71
  6. Step 6: Final answer
    x = 7,672,287.03

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.