Home / 13,062,911.45-19,602,007.87-4,871,212.93

Finding the Fourth Proportional to 13,062,911.45, 19,602,007.87 and 4,871,212.93

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Solution

The fourth proportional to 13,062,911.45, 19,602,007.87 and 4,871,212.93 is: 7,309,668.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,062,911.45 : 19,602,007.87 = 4,871,212.93 : x
  2. Step 2: Convert to fraction form
    13,062,911.45/19,602,007.87 = 4,871,212.93/x
  3. Step 3: Cross multiply
    13,062,911.45x = 19,602,007.87 × 4,871,212.93
  4. Step 4: Simplify right side
    13,062,911.45x = 95,485,554,147,389.77
  5. Step 5: Solve for x
    x = 95,485,554,147,389.77/13,062,911.45
  6. Step 6: Final answer
    x = 7,309,668.64

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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.