Home / 7,850,121.72-10,831,580.28-4,586,306.16

Finding the Fourth Proportional to 7,850,121.72, 10,831,580.28 and 4,586,306.16

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Solution

The fourth proportional to 7,850,121.72, 10,831,580.28 and 4,586,306.16 is: 6,328,174.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,850,121.72 : 10,831,580.28 = 4,586,306.16 : x
  2. Step 2: Convert to fraction form
    7,850,121.72/10,831,580.28 = 4,586,306.16/x
  3. Step 3: Cross multiply
    7,850,121.72x = 10,831,580.28 × 4,586,306.16
  4. Step 4: Simplify right side
    7,850,121.72x = 49,676,943,360,698.52
  5. Step 5: Solve for x
    x = 49,676,943,360,698.52/7,850,121.72
  6. Step 6: Final answer
    x = 6,328,174.92

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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.