Home / 14,536,441.53-20,060,291.21-7,921,031.09

Finding the Fourth Proportional to 14,536,441.53, 20,060,291.21 and 7,921,031.09

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Solution

The fourth proportional to 14,536,441.53, 20,060,291.21 and 7,921,031.09 is: 10,931,023.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,536,441.53 : 20,060,291.21 = 7,921,031.09 : x
  2. Step 2: Convert to fraction form
    14,536,441.53/20,060,291.21 = 7,921,031.09/x
  3. Step 3: Cross multiply
    14,536,441.53x = 20,060,291.21 × 7,921,031.09
  4. Step 4: Simplify right side
    14,536,441.53x = 158,898,190,418,817.03
  5. Step 5: Solve for x
    x = 158,898,190,418,817.03/14,536,441.53
  6. Step 6: Final answer
    x = 10,931,023.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.