Home / 8,168,508.21-12,254,093.28-2,411,823.75

Finding the Fourth Proportional to 8,168,508.21, 12,254,093.28 and 2,411,823.75

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Solution

The fourth proportional to 8,168,508.21, 12,254,093.28 and 2,411,823.75 is: 3,618,128.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,168,508.21 : 12,254,093.28 = 2,411,823.75 : x
  2. Step 2: Convert to fraction form
    8,168,508.21/12,254,093.28 = 2,411,823.75/x
  3. Step 3: Cross multiply
    8,168,508.21x = 12,254,093.28 × 2,411,823.75
  4. Step 4: Simplify right side
    8,168,508.21x = 29,554,713,207,419.40
  5. Step 5: Solve for x
    x = 29,554,713,207,419.40/8,168,508.21
  6. Step 6: Final answer
    x = 3,618,128.60

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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.