Home / 12,952,479.60-19,412,130.60-9,945,759.60

Finding the Fourth Proportional to 12,952,479.60, 19,412,130.60 and 9,945,759.60

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Solution

The fourth proportional to 12,952,479.60, 19,412,130.60 and 9,945,759.60 is: 14,905,901.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,952,479.60 : 19,412,130.60 = 9,945,759.60 : x
  2. Step 2: Convert to fraction form
    12,952,479.60/19,412,130.60 = 9,945,759.60/x
  3. Step 3: Cross multiply
    12,952,479.60x = 19,412,130.60 × 9,945,759.60
  4. Step 4: Simplify right side
    12,952,479.60x = 193,068,384,271,403.78
  5. Step 5: Solve for x
    x = 193,068,384,271,403.78/12,952,479.60
  6. Step 6: Final answer
    x = 14,905,901.44

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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.