Home / 8,235,017.10-12,343,668.30-3,115,468.80

Finding the Fourth Proportional to 8,235,017.10, 12,343,668.30 and 3,115,468.80

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Solution

The fourth proportional to 8,235,017.10, 12,343,668.30 and 3,115,468.80 is: 4,669,852.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,235,017.10 : 12,343,668.30 = 3,115,468.80 : x
  2. Step 2: Convert to fraction form
    8,235,017.10/12,343,668.30 = 3,115,468.80/x
  3. Step 3: Cross multiply
    8,235,017.10x = 12,343,668.30 × 3,115,468.80
  4. Step 4: Simplify right side
    8,235,017.10x = 38,456,313,466,199.04
  5. Step 5: Solve for x
    x = 38,456,313,466,199.04/8,235,017.10
  6. Step 6: Final answer
    x = 4,669,852.29

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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.