Home / 13,873,948.80-20,761,934.40-12,096,355.20

Finding the Fourth Proportional to 13,873,948.80, 20,761,934.40 and 12,096,355.20

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Solution

The fourth proportional to 13,873,948.80, 20,761,934.40 and 12,096,355.20 is: 18,101,820.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,873,948.80 : 20,761,934.40 = 12,096,355.20 : x
  2. Step 2: Convert to fraction form
    13,873,948.80/20,761,934.40 = 12,096,355.20/x
  3. Step 3: Cross multiply
    13,873,948.80x = 20,761,934.40 × 12,096,355.20
  4. Step 4: Simplify right side
    13,873,948.80x = 251,143,733,141,498.84
  5. Step 5: Solve for x
    x = 251,143,733,141,498.84/13,873,948.80
  6. Step 6: Final answer
    x = 18,101,820.67

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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.