Home / 7,187,683.66-10,783,686.58-4,312,216.06

Finding the Fourth Proportional to 7,187,683.66, 10,783,686.58 and 4,312,216.06

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Solution

The fourth proportional to 7,187,683.66, 10,783,686.58 and 4,312,216.06 is: 6,469,620.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,187,683.66 : 10,783,686.58 = 4,312,216.06 : x
  2. Step 2: Convert to fraction form
    7,187,683.66/10,783,686.58 = 4,312,216.06/x
  3. Step 3: Cross multiply
    7,187,683.66x = 10,783,686.58 × 4,312,216.06
  4. Step 4: Simplify right side
    7,187,683.66x = 46,501,586,456,282.47
  5. Step 5: Solve for x
    x = 46,501,586,456,282.47/7,187,683.66
  6. Step 6: Final answer
    x = 6,469,620.63

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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.