Home / 14,498,130.94-20,006,908.56-7,971,714.70

Finding the Fourth Proportional to 14,498,130.94, 20,006,908.56 and 7,971,714.70

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Solution

The fourth proportional to 14,498,130.94, 20,006,908.56 and 7,971,714.70 is: 11,000,684.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,498,130.94 : 20,006,908.56 = 7,971,714.70 : x
  2. Step 2: Convert to fraction form
    14,498,130.94/20,006,908.56 = 7,971,714.70/x
  3. Step 3: Cross multiply
    14,498,130.94x = 20,006,908.56 × 7,971,714.70
  4. Step 4: Simplify right side
    14,498,130.94x = 159,489,367,019,290.53
  5. Step 5: Solve for x
    x = 159,489,367,019,290.53/14,498,130.94
  6. Step 6: Final answer
    x = 11,000,684.69

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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.