Home / 32,768,138.20-49,164,017.10-13,612,642.60

Finding the Fourth Proportional to 32,768,138.20, 49,164,017.10 and 13,612,642.60

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Solution

The fourth proportional to 32,768,138.20, 49,164,017.10 and 13,612,642.60 is: 20,423,869.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,768,138.20 : 49,164,017.10 = 13,612,642.60 : x
  2. Step 2: Convert to fraction form
    32,768,138.20/49,164,017.10 = 13,612,642.60/x
  3. Step 3: Cross multiply
    32,768,138.20x = 49,164,017.10 × 13,612,642.60
  4. Step 4: Simplify right side
    32,768,138.20x = 669,252,193,562,588.50
  5. Step 5: Solve for x
    x = 669,252,193,562,588.50/32,768,138.20
  6. Step 6: Final answer
    x = 20,423,869.96

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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.