Home / 11,347,953.70-17,021,930.55-9,108,465.70

Finding the Fourth Proportional to 11,347,953.70, 17,021,930.55 and 9,108,465.70

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Solution

The fourth proportional to 11,347,953.70, 17,021,930.55 and 9,108,465.70 is: 13,662,698.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,347,953.70 : 17,021,930.55 = 9,108,465.70 : x
  2. Step 2: Convert to fraction form
    11,347,953.70/17,021,930.55 = 9,108,465.70/x
  3. Step 3: Cross multiply
    11,347,953.70x = 17,021,930.55 × 9,108,465.70
  4. Step 4: Simplify right side
    11,347,953.70x = 155,043,670,562,457.12
  5. Step 5: Solve for x
    x = 155,043,670,562,457.12/11,347,953.70
  6. Step 6: Final answer
    x = 13,662,698.55

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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.