Home / 11,721,070.20-17,584,715.70-4,147,246.20

Finding the Fourth Proportional to 11,721,070.20, 17,584,715.70 and 4,147,246.20

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Solution

The fourth proportional to 11,721,070.20, 17,584,715.70 and 4,147,246.20 is: 6,221,969.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,721,070.20 : 17,584,715.70 = 4,147,246.20 : x
  2. Step 2: Convert to fraction form
    11,721,070.20/17,584,715.70 = 4,147,246.20/x
  3. Step 3: Cross multiply
    11,721,070.20x = 17,584,715.70 × 4,147,246.20
  4. Step 4: Simplify right side
    11,721,070.20x = 72,928,145,364,905.34
  5. Step 5: Solve for x
    x = 72,928,145,364,905.34/11,721,070.20
  6. Step 6: Final answer
    x = 6,221,969.85

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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.