Home / 5,537,275.20-8,305,912.80-3,400,430.40

Finding the Fourth Proportional to 5,537,275.20, 8,305,912.80 and 3,400,430.40

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Solution

The fourth proportional to 5,537,275.20, 8,305,912.80 and 3,400,430.40 is: 5,100,645.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,537,275.20 : 8,305,912.80 = 3,400,430.40 : x
  2. Step 2: Convert to fraction form
    5,537,275.20/8,305,912.80 = 3,400,430.40/x
  3. Step 3: Cross multiply
    5,537,275.20x = 8,305,912.80 × 3,400,430.40
  4. Step 4: Simplify right side
    5,537,275.20x = 28,243,678,384,869.12
  5. Step 5: Solve for x
    x = 28,243,678,384,869.12/5,537,275.20
  6. Step 6: Final answer
    x = 5,100,645.60

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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.