Home / 5,559,875-7,672,575.66-3,145,427

Finding the Fourth Proportional to 5,559,875, 7,672,575.66 and 3,145,427

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Solution

The fourth proportional to 5,559,875, 7,672,575.66 and 3,145,427 is: 4,340,659.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,559,875 : 7,672,575.66 = 3,145,427 : x
  2. Step 2: Convert to fraction form
    5,559,875/7,672,575.66 = 3,145,427/x
  3. Step 3: Cross multiply
    5,559,875x = 7,672,575.66 × 3,145,427
  4. Step 4: Simplify right side
    5,559,875x = 24,133,526,640,506.82
  5. Step 5: Solve for x
    x = 24,133,526,640,506.82/5,559,875
  6. Step 6: Final answer
    x = 4,340,659.93

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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.