Home / 4,678,843.20-7,017,746.40-3,835,924.80

Finding the Fourth Proportional to 4,678,843.20, 7,017,746.40 and 3,835,924.80

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Solution

The fourth proportional to 4,678,843.20, 7,017,746.40 and 3,835,924.80 is: 5,753,462.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678,843.20 : 7,017,746.40 = 3,835,924.80 : x
  2. Step 2: Convert to fraction form
    4,678,843.20/7,017,746.40 = 3,835,924.80/x
  3. Step 3: Cross multiply
    4,678,843.20x = 7,017,746.40 × 3,835,924.80
  4. Step 4: Simplify right side
    4,678,843.20x = 26,919,547,455,870.72
  5. Step 5: Solve for x
    x = 26,919,547,455,870.72/4,678,843.20
  6. Step 6: Final answer
    x = 5,753,462.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.