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Finding the Fourth Proportional to 6,168,890.84, 8,513,068.29 and 3,452,636.84

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Solution

The fourth proportional to 6,168,890.84, 8,513,068.29 and 3,452,636.84 is: 4,764,638.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,168,890.84 : 8,513,068.29 = 3,452,636.84 : x
  2. Step 2: Convert to fraction form
    6,168,890.84/8,513,068.29 = 3,452,636.84/x
  3. Step 3: Cross multiply
    6,168,890.84x = 8,513,068.29 × 3,452,636.84
  4. Step 4: Simplify right side
    6,168,890.84x = 29,392,533,199,489.80
  5. Step 5: Solve for x
    x = 29,392,533,199,489.80/6,168,890.84
  6. Step 6: Final answer
    x = 4,764,638.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.