Home / 13,732,842.40-20,599,263.60-4,147,221.40

Finding the Fourth Proportional to 13,732,842.40, 20,599,263.60 and 4,147,221.40

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Solution

The fourth proportional to 13,732,842.40, 20,599,263.60 and 4,147,221.40 is: 6,220,832.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,732,842.40 : 20,599,263.60 = 4,147,221.40 : x
  2. Step 2: Convert to fraction form
    13,732,842.40/20,599,263.60 = 4,147,221.40/x
  3. Step 3: Cross multiply
    13,732,842.40x = 20,599,263.60 × 4,147,221.40
  4. Step 4: Simplify right side
    13,732,842.40x = 85,429,706,826,161.05
  5. Step 5: Solve for x
    x = 85,429,706,826,161.05/13,732,842.40
  6. Step 6: Final answer
    x = 6,220,832.10

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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.