Home / 14,422,560.72-19,903,097.16-8,621,059.92

Finding the Fourth Proportional to 14,422,560.72, 19,903,097.16 and 8,621,059.92

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Solution

The fourth proportional to 14,422,560.72, 19,903,097.16 and 8,621,059.92 is: 11,897,040.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,422,560.72 : 19,903,097.16 = 8,621,059.92 : x
  2. Step 2: Convert to fraction form
    14,422,560.72/19,903,097.16 = 8,621,059.92/x
  3. Step 3: Cross multiply
    14,422,560.72x = 19,903,097.16 × 8,621,059.92
  4. Step 4: Simplify right side
    14,422,560.72x = 171,585,793,209,941.81
  5. Step 5: Solve for x
    x = 171,585,793,209,941.81/14,422,560.72
  6. Step 6: Final answer
    x = 11,897,040.79

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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.