Home / 5,440,876.40-8,154,316.20-3,308,697.20

Finding the Fourth Proportional to 5,440,876.40, 8,154,316.20 and 3,308,697.20

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Solution

The fourth proportional to 5,440,876.40, 8,154,316.20 and 3,308,697.20 is: 4,958,789.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440,876.40 : 8,154,316.20 = 3,308,697.20 : x
  2. Step 2: Convert to fraction form
    5,440,876.40/8,154,316.20 = 3,308,697.20/x
  3. Step 3: Cross multiply
    5,440,876.40x = 8,154,316.20 × 3,308,697.20
  4. Step 4: Simplify right side
    5,440,876.40x = 26,980,163,178,854.64
  5. Step 5: Solve for x
    x = 26,980,163,178,854.64/5,440,876.40
  6. Step 6: Final answer
    x = 4,958,789.94

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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.