Home / 8,482,790.10-12,724,185.15-5,081,567.70

Finding the Fourth Proportional to 8,482,790.10, 12,724,185.15 and 5,081,567.70

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Solution

The fourth proportional to 8,482,790.10, 12,724,185.15 and 5,081,567.70 is: 7,622,351.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,482,790.10 : 12,724,185.15 = 5,081,567.70 : x
  2. Step 2: Convert to fraction form
    8,482,790.10/12,724,185.15 = 5,081,567.70/x
  3. Step 3: Cross multiply
    8,482,790.10x = 12,724,185.15 × 5,081,567.70
  4. Step 4: Simplify right side
    8,482,790.10x = 64,658,808,267,059.66
  5. Step 5: Solve for x
    x = 64,658,808,267,059.66/8,482,790.10
  6. Step 6: Final answer
    x = 7,622,351.55

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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.