Home / 8,235,384.21-12,340,937.71-4,587,091.86

Finding the Fourth Proportional to 8,235,384.21, 12,340,937.71 and 4,587,091.86

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Solution

The fourth proportional to 8,235,384.21, 12,340,937.71 and 4,587,091.86 is: 6,873,876.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,235,384.21 : 12,340,937.71 = 4,587,091.86 : x
  2. Step 2: Convert to fraction form
    8,235,384.21/12,340,937.71 = 4,587,091.86/x
  3. Step 3: Cross multiply
    8,235,384.21x = 12,340,937.71 × 4,587,091.86
  4. Step 4: Simplify right side
    8,235,384.21x = 56,609,014,940,518.02
  5. Step 5: Solve for x
    x = 56,609,014,940,518.02/8,235,384.21
  6. Step 6: Final answer
    x = 6,873,876.62

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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.