Home / 10,967,894.88-15,151,460.87-8,759,858.71

Finding the Fourth Proportional to 10,967,894.88, 15,151,460.87 and 8,759,858.71

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Solution

The fourth proportional to 10,967,894.88, 15,151,460.87 and 8,759,858.71 is: 12,101,196.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,967,894.88 : 15,151,460.87 = 8,759,858.71 : x
  2. Step 2: Convert to fraction form
    10,967,894.88/15,151,460.87 = 8,759,858.71/x
  3. Step 3: Cross multiply
    10,967,894.88x = 15,151,460.87 × 8,759,858.71
  4. Step 4: Simplify right side
    10,967,894.88x = 132,724,656,471,293.69
  5. Step 5: Solve for x
    x = 132,724,656,471,293.69/10,967,894.88
  6. Step 6: Final answer
    x = 12,101,196.99

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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.