Home / 6,518,513.40-8,996,661.78-3,764,705.88

Finding the Fourth Proportional to 6,518,513.40, 8,996,661.78 and 3,764,705.88

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Solution

The fourth proportional to 6,518,513.40, 8,996,661.78 and 3,764,705.88 is: 5,195,937.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,518,513.40 : 8,996,661.78 = 3,764,705.88 : x
  2. Step 2: Convert to fraction form
    6,518,513.40/8,996,661.78 = 3,764,705.88/x
  3. Step 3: Cross multiply
    6,518,513.40x = 8,996,661.78 × 3,764,705.88
  4. Step 4: Simplify right side
    6,518,513.40x = 33,869,785,503,537.26
  5. Step 5: Solve for x
    x = 33,869,785,503,537.26/6,518,513.40
  6. Step 6: Final answer
    x = 5,195,937.08

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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.