Home / 13,398,332.40-20,097,498.60-8,296,498.80

Finding the Fourth Proportional to 13,398,332.40, 20,097,498.60 and 8,296,498.80

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Solution

The fourth proportional to 13,398,332.40, 20,097,498.60 and 8,296,498.80 is: 12,444,748.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,398,332.40 : 20,097,498.60 = 8,296,498.80 : x
  2. Step 2: Convert to fraction form
    13,398,332.40/20,097,498.60 = 8,296,498.80/x
  3. Step 3: Cross multiply
    13,398,332.40x = 20,097,498.60 × 8,296,498.80
  4. Step 4: Simplify right side
    13,398,332.40x = 166,738,873,017,901.69
  5. Step 5: Solve for x
    x = 166,738,873,017,901.69/13,398,332.40
  6. Step 6: Final answer
    x = 12,444,748.20

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1.5x scale

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.