Home / 13,019,920.60-19,532,991.30-6,282,794.20

Finding the Fourth Proportional to 13,019,920.60, 19,532,991.30 and 6,282,794.20

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Solution

The fourth proportional to 13,019,920.60, 19,532,991.30 and 6,282,794.20 is: 9,425,692.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,019,920.60 : 19,532,991.30 = 6,282,794.20 : x
  2. Step 2: Convert to fraction form
    13,019,920.60/19,532,991.30 = 6,282,794.20/x
  3. Step 3: Cross multiply
    13,019,920.60x = 19,532,991.30 × 6,282,794.20
  4. Step 4: Simplify right side
    13,019,920.60x = 122,721,764,448,290.47
  5. Step 5: Solve for x
    x = 122,721,764,448,290.47/13,019,920.60
  6. Step 6: Final answer
    x = 9,425,692.23

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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.