Home / 9,507,815.40-14,261,723.10-7,884,186.60

Finding the Fourth Proportional to 9,507,815.40, 14,261,723.10 and 7,884,186.60

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Solution

The fourth proportional to 9,507,815.40, 14,261,723.10 and 7,884,186.60 is: 11,826,279.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,507,815.40 : 14,261,723.10 = 7,884,186.60 : x
  2. Step 2: Convert to fraction form
    9,507,815.40/14,261,723.10 = 7,884,186.60/x
  3. Step 3: Cross multiply
    9,507,815.40x = 14,261,723.10 × 7,884,186.60
  4. Step 4: Simplify right side
    9,507,815.40x = 112,442,086,157,930.45
  5. Step 5: Solve for x
    x = 112,442,086,157,930.45/9,507,815.40
  6. Step 6: Final answer
    x = 11,826,279.90

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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.