Home / 14,475,820.62-19,975,853-8,280,990.02

Finding the Fourth Proportional to 14,475,820.62, 19,975,853 and 8,280,990.02

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Solution

The fourth proportional to 14,475,820.62, 19,975,853 and 8,280,990.02 is: 11,427,320.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,475,820.62 : 19,975,853 = 8,280,990.02 : x
  2. Step 2: Convert to fraction form
    14,475,820.62/19,975,853 = 8,280,990.02/x
  3. Step 3: Cross multiply
    14,475,820.62x = 19,975,853 × 8,280,990.02
  4. Step 4: Simplify right side
    14,475,820.62x = 165,419,839,333,987.06
  5. Step 5: Solve for x
    x = 165,419,839,333,987.06/14,475,820.62
  6. Step 6: Final answer
    x = 11,427,320.33

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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.