Home / 11,417,486.41-17,140,844.55-9,808,548.78

Finding the Fourth Proportional to 11,417,486.41, 17,140,844.55 and 9,808,548.78

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Solution

The fourth proportional to 11,417,486.41, 17,140,844.55 and 9,808,548.78 is: 14,725,378.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,417,486.41 : 17,140,844.55 = 9,808,548.78 : x
  2. Step 2: Convert to fraction form
    11,417,486.41/17,140,844.55 = 9,808,548.78/x
  3. Step 3: Cross multiply
    11,417,486.41x = 17,140,844.55 × 9,808,548.78
  4. Step 4: Simplify right side
    11,417,486.41x = 168,126,809,899,072.16
  5. Step 5: Solve for x
    x = 168,126,809,899,072.16/11,417,486.41
  6. Step 6: Final answer
    x = 14,725,378.59

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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.