Home / 12,848,156.80-17,730,481.96-7,046,986.20

Finding the Fourth Proportional to 12,848,156.80, 17,730,481.96 and 7,046,986.20

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Solution

The fourth proportional to 12,848,156.80, 17,730,481.96 and 7,046,986.20 is: 9,724,854.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,848,156.80 : 17,730,481.96 = 7,046,986.20 : x
  2. Step 2: Convert to fraction form
    12,848,156.80/17,730,481.96 = 7,046,986.20/x
  3. Step 3: Cross multiply
    12,848,156.80x = 17,730,481.96 × 7,046,986.20
  4. Step 4: Simplify right side
    12,848,156.80x = 124,946,461,691,468.97
  5. Step 5: Solve for x
    x = 124,946,461,691,468.97/12,848,156.80
  6. Step 6: Final answer
    x = 9,724,854.98

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1.5x scale

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.