Home / 13,731,844.60-20,574,147.30-8,937,065.80

Finding the Fourth Proportional to 13,731,844.60, 20,574,147.30 and 8,937,065.80

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Solution

The fourth proportional to 13,731,844.60, 20,574,147.30 and 8,937,065.80 is: 13,390,226.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,731,844.60 : 20,574,147.30 = 8,937,065.80 : x
  2. Step 2: Convert to fraction form
    13,731,844.60/20,574,147.30 = 8,937,065.80/x
  3. Step 3: Cross multiply
    13,731,844.60x = 20,574,147.30 × 8,937,065.80
  4. Step 4: Simplify right side
    13,731,844.60x = 183,872,508,198,992.38
  5. Step 5: Solve for x
    x = 183,872,508,198,992.38/13,731,844.60
  6. Step 6: Final answer
    x = 13,390,226.41

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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.