Home / 8,583,515.20-12,875,272.80-3,788,736.40

Finding the Fourth Proportional to 8,583,515.20, 12,875,272.80 and 3,788,736.40

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Solution

The fourth proportional to 8,583,515.20, 12,875,272.80 and 3,788,736.40 is: 5,683,104.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,583,515.20 : 12,875,272.80 = 3,788,736.40 : x
  2. Step 2: Convert to fraction form
    8,583,515.20/12,875,272.80 = 3,788,736.40/x
  3. Step 3: Cross multiply
    8,583,515.20x = 12,875,272.80 × 3,788,736.40
  4. Step 4: Simplify right side
    8,583,515.20x = 48,781,014,717,289.92
  5. Step 5: Solve for x
    x = 48,781,014,717,289.92/8,583,515.20
  6. Step 6: Final answer
    x = 5,683,104.60

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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.