Home / 12,851,654.76-17,734,154.04-7,343,936.64

Finding the Fourth Proportional to 12,851,654.76, 17,734,154.04 and 7,343,936.64

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Solution

The fourth proportional to 12,851,654.76, 17,734,154.04 and 7,343,936.64 is: 10,133,987.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,851,654.76 : 17,734,154.04 = 7,343,936.64 : x
  2. Step 2: Convert to fraction form
    12,851,654.76/17,734,154.04 = 7,343,936.64/x
  3. Step 3: Cross multiply
    12,851,654.76x = 17,734,154.04 × 7,343,936.64
  4. Step 4: Simplify right side
    12,851,654.76x = 130,238,503,633,760.02
  5. Step 5: Solve for x
    x = 130,238,503,633,760.02/12,851,654.76
  6. Step 6: Final answer
    x = 10,133,987.11

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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.