Home / 5,487,698.66-8,229,804.19-5,129,474.40

Finding the Fourth Proportional to 5,487,698.66, 8,229,804.19 and 5,129,474.40

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Solution

The fourth proportional to 5,487,698.66, 8,229,804.19 and 5,129,474.40 is: 7,692,581.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,487,698.66 : 8,229,804.19 = 5,129,474.40 : x
  2. Step 2: Convert to fraction form
    5,487,698.66/8,229,804.19 = 5,129,474.40/x
  3. Step 3: Cross multiply
    5,487,698.66x = 8,229,804.19 × 5,129,474.40
  4. Step 4: Simplify right side
    5,487,698.66x = 42,214,569,896,794.05
  5. Step 5: Solve for x
    x = 42,214,569,896,794.05/5,487,698.66
  6. Step 6: Final answer
    x = 7,692,581.64

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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.