Home / 12,167,265.12-16,794,563.76-7,014,071.52

Finding the Fourth Proportional to 12,167,265.12, 16,794,563.76 and 7,014,071.52

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Solution

The fourth proportional to 12,167,265.12, 16,794,563.76 and 7,014,071.52 is: 9,681,573.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,167,265.12 : 16,794,563.76 = 7,014,071.52 : x
  2. Step 2: Convert to fraction form
    12,167,265.12/16,794,563.76 = 7,014,071.52/x
  3. Step 3: Cross multiply
    12,167,265.12x = 16,794,563.76 × 7,014,071.52
  4. Step 4: Simplify right side
    12,167,265.12x = 117,798,271,359,840.12
  5. Step 5: Solve for x
    x = 117,798,271,359,840.12/12,167,265.12
  6. Step 6: Final answer
    x = 9,681,573.48

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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.