Home / 12,282,596.64-18,439,860.96-9,444,702.24

Finding the Fourth Proportional to 12,282,596.64, 18,439,860.96 and 9,444,702.24

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Solution

The fourth proportional to 12,282,596.64, 18,439,860.96 and 9,444,702.24 is: 14,179,330.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,282,596.64 : 18,439,860.96 = 9,444,702.24 : x
  2. Step 2: Convert to fraction form
    12,282,596.64/18,439,860.96 = 9,444,702.24/x
  3. Step 3: Cross multiply
    12,282,596.64x = 18,439,860.96 × 9,444,702.24
  4. Step 4: Simplify right side
    12,282,596.64x = 174,158,996,114,200.56
  5. Step 5: Solve for x
    x = 174,158,996,114,200.56/12,282,596.64
  6. Step 6: Final answer
    x = 14,179,330.42

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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.