Home / 11,650,666.60-17,475,999.90-7,619,588.20

Finding the Fourth Proportional to 11,650,666.60, 17,475,999.90 and 7,619,588.20

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Solution

The fourth proportional to 11,650,666.60, 17,475,999.90 and 7,619,588.20 is: 11,429,382.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,650,666.60 : 17,475,999.90 = 7,619,588.20 : x
  2. Step 2: Convert to fraction form
    11,650,666.60/17,475,999.90 = 7,619,588.20/x
  3. Step 3: Cross multiply
    11,650,666.60x = 17,475,999.90 × 7,619,588.20
  4. Step 4: Simplify right side
    11,650,666.60x = 133,159,922,621,241.17
  5. Step 5: Solve for x
    x = 133,159,922,621,241.17/11,650,666.60
  6. Step 6: Final answer
    x = 11,429,382.30

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1.5x scale

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.