Home / 8,168,784.30-12,257,113.05-5,767,458.30

Finding the Fourth Proportional to 8,168,784.30, 12,257,113.05 and 5,767,458.30

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Solution

The fourth proportional to 8,168,784.30, 12,257,113.05 and 5,767,458.30 is: 8,653,966.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,168,784.30 : 12,257,113.05 = 5,767,458.30 : x
  2. Step 2: Convert to fraction form
    8,168,784.30/12,257,113.05 = 5,767,458.30/x
  3. Step 3: Cross multiply
    8,168,784.30x = 12,257,113.05 × 5,767,458.30
  4. Step 4: Simplify right side
    8,168,784.30x = 70,692,388,394,260.81
  5. Step 5: Solve for x
    x = 70,692,388,394,260.81/8,168,784.30
  6. Step 6: Final answer
    x = 8,653,966.83

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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.