Home / 8,166,376.60-12,249,564.90-2,485,862.80

Finding the Fourth Proportional to 8,166,376.60, 12,249,564.90 and 2,485,862.80

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Solution

The fourth proportional to 8,166,376.60, 12,249,564.90 and 2,485,862.80 is: 3,728,794.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,166,376.60 : 12,249,564.90 = 2,485,862.80 : x
  2. Step 2: Convert to fraction form
    8,166,376.60/12,249,564.90 = 2,485,862.80/x
  3. Step 3: Cross multiply
    8,166,376.60x = 12,249,564.90 × 2,485,862.80
  4. Step 4: Simplify right side
    8,166,376.60x = 30,450,737,701,095.72
  5. Step 5: Solve for x
    x = 30,450,737,701,095.72/8,166,376.60
  6. Step 6: Final answer
    x = 3,728,794.20

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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.