Home / 5,377,228.20-8,065,842.30-5,339,903.40

Finding the Fourth Proportional to 5,377,228.20, 8,065,842.30 and 5,339,903.40

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Solution

The fourth proportional to 5,377,228.20, 8,065,842.30 and 5,339,903.40 is: 8,009,855.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377,228.20 : 8,065,842.30 = 5,339,903.40 : x
  2. Step 2: Convert to fraction form
    5,377,228.20/8,065,842.30 = 5,339,903.40/x
  3. Step 3: Cross multiply
    5,377,228.20x = 8,065,842.30 × 5,339,903.40
  4. Step 4: Simplify right side
    5,377,228.20x = 43,070,818,721,633.82
  5. Step 5: Solve for x
    x = 43,070,818,721,633.82/5,377,228.20
  6. Step 6: Final answer
    x = 8,009,855.10

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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.