Home / 8,964,043.20-13,446,064.80-8,271,201.60

Finding the Fourth Proportional to 8,964,043.20, 13,446,064.80 and 8,271,201.60

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Solution

The fourth proportional to 8,964,043.20, 13,446,064.80 and 8,271,201.60 is: 12,406,802.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,964,043.20 : 13,446,064.80 = 8,271,201.60 : x
  2. Step 2: Convert to fraction form
    8,964,043.20/13,446,064.80 = 8,271,201.60/x
  3. Step 3: Cross multiply
    8,964,043.20x = 13,446,064.80 × 8,271,201.60
  4. Step 4: Simplify right side
    8,964,043.20x = 111,215,112,687,463.69
  5. Step 5: Solve for x
    x = 111,215,112,687,463.69/8,964,043.20
  6. Step 6: Final answer
    x = 12,406,802.40

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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.