Home / 8,455,964.68-12,684,389.34-2,391,140.20

Finding the Fourth Proportional to 8,455,964.68, 12,684,389.34 and 2,391,140.20

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Solution

The fourth proportional to 8,455,964.68, 12,684,389.34 and 2,391,140.20 is: 3,586,835.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,455,964.68 : 12,684,389.34 = 2,391,140.20 : x
  2. Step 2: Convert to fraction form
    8,455,964.68/12,684,389.34 = 2,391,140.20/x
  3. Step 3: Cross multiply
    8,455,964.68x = 12,684,389.34 × 2,391,140.20
  4. Step 4: Simplify right side
    8,455,964.68x = 30,330,153,263,325.47
  5. Step 5: Solve for x
    x = 30,330,153,263,325.47/8,455,964.68
  6. Step 6: Final answer
    x = 3,586,835.38

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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.