Home / 8,697,400.30-13,046,100.45-8,201,388.70

Finding the Fourth Proportional to 8,697,400.30, 13,046,100.45 and 8,201,388.70

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Solution

The fourth proportional to 8,697,400.30, 13,046,100.45 and 8,201,388.70 is: 12,302,083.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,697,400.30 : 13,046,100.45 = 8,201,388.70 : x
  2. Step 2: Convert to fraction form
    8,697,400.30/13,046,100.45 = 8,201,388.70/x
  3. Step 3: Cross multiply
    8,697,400.30x = 13,046,100.45 × 8,201,388.70
  4. Step 4: Simplify right side
    8,697,400.30x = 106,996,140,809,694.91
  5. Step 5: Solve for x
    x = 106,996,140,809,694.91/8,697,400.30
  6. Step 6: Final answer
    x = 12,302,083.05

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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.