Home / 6,461,890.85-8,918,928.93-4,016,348.82

Finding the Fourth Proportional to 6,461,890.85, 8,918,928.93 and 4,016,348.82

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Solution

The fourth proportional to 6,461,890.85, 8,918,928.93 and 4,016,348.82 is: 5,543,505.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,461,890.85 : 8,918,928.93 = 4,016,348.82 : x
  2. Step 2: Convert to fraction form
    6,461,890.85/8,918,928.93 = 4,016,348.82/x
  3. Step 3: Cross multiply
    6,461,890.85x = 8,918,928.93 × 4,016,348.82
  4. Step 4: Simplify right side
    6,461,890.85x = 35,821,529,683,669.36
  5. Step 5: Solve for x
    x = 35,821,529,683,669.36/6,461,890.85
  6. Step 6: Final answer
    x = 5,543,505.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.