Home / 13,196,710.47-19,798,163.95-4,098,338.49

Finding the Fourth Proportional to 13,196,710.47, 19,798,163.95 and 4,098,338.49

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Solution

The fourth proportional to 13,196,710.47, 19,798,163.95 and 4,098,338.49 is: 6,148,469.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,196,710.47 : 19,798,163.95 = 4,098,338.49 : x
  2. Step 2: Convert to fraction form
    13,196,710.47/19,798,163.95 = 4,098,338.49/x
  3. Step 3: Cross multiply
    13,196,710.47x = 19,798,163.95 × 4,098,338.49
  4. Step 4: Simplify right side
    13,196,710.47x = 81,139,577,238,378.78
  5. Step 5: Solve for x
    x = 81,139,577,238,378.78/13,196,710.47
  6. Step 6: Final answer
    x = 6,148,469.91

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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.