Home / 14,592,568.24-20,137,748.52-7,977,185.44

Finding the Fourth Proportional to 14,592,568.24, 20,137,748.52 and 7,977,185.44

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Solution

The fourth proportional to 14,592,568.24, 20,137,748.52 and 7,977,185.44 is: 11,008,518.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,592,568.24 : 20,137,748.52 = 7,977,185.44 : x
  2. Step 2: Convert to fraction form
    14,592,568.24/20,137,748.52 = 7,977,185.44/x
  3. Step 3: Cross multiply
    14,592,568.24x = 20,137,748.52 × 7,977,185.44
  4. Step 4: Simplify right side
    14,592,568.24x = 160,642,554,288,125.56
  5. Step 5: Solve for x
    x = 160,642,554,288,125.56/14,592,568.24
  6. Step 6: Final answer
    x = 11,008,518.28

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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.