Home / 8,195,815.80-12,285,429.30-4,828,289.40

Finding the Fourth Proportional to 8,195,815.80, 12,285,429.30 and 4,828,289.40

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Solution

The fourth proportional to 8,195,815.80, 12,285,429.30 and 4,828,289.40 is: 7,237,547.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,195,815.80 : 12,285,429.30 = 4,828,289.40 : x
  2. Step 2: Convert to fraction form
    8,195,815.80/12,285,429.30 = 4,828,289.40/x
  3. Step 3: Cross multiply
    8,195,815.80x = 12,285,429.30 × 4,828,289.40
  4. Step 4: Simplify right side
    8,195,815.80x = 59,317,608,063,639.43
  5. Step 5: Solve for x
    x = 59,317,608,063,639.43/8,195,815.80
  6. Step 6: Final answer
    x = 7,237,547.73

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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.