Home / 14,489,160.34-19,993,742.85-7,962,714.58

Finding the Fourth Proportional to 14,489,160.34, 19,993,742.85 and 7,962,714.58

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Solution

The fourth proportional to 14,489,160.34, 19,993,742.85 and 7,962,714.58 is: 10,987,832.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,489,160.34 : 19,993,742.85 = 7,962,714.58 : x
  2. Step 2: Convert to fraction form
    14,489,160.34/19,993,742.85 = 7,962,714.58/x
  3. Step 3: Cross multiply
    14,489,160.34x = 19,993,742.85 × 7,962,714.58
  4. Step 4: Simplify right side
    14,489,160.34x = 159,204,467,700,465.78
  5. Step 5: Solve for x
    x = 159,204,467,700,465.78/14,489,160.34
  6. Step 6: Final answer
    x = 10,987,832.56

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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.