Home / 7,876,644.90-10,869,729.34-4,569,607.89

Finding the Fourth Proportional to 7,876,644.90, 10,869,729.34 and 4,569,607.89

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Solution

The fourth proportional to 7,876,644.90, 10,869,729.34 and 4,569,607.89 is: 6,306,035.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,876,644.90 : 10,869,729.34 = 4,569,607.89 : x
  2. Step 2: Convert to fraction form
    7,876,644.90/10,869,729.34 = 4,569,607.89/x
  3. Step 3: Cross multiply
    7,876,644.90x = 10,869,729.34 × 4,569,607.89
  4. Step 4: Simplify right side
    7,876,644.90x = 49,670,400,954,228.48
  5. Step 5: Solve for x
    x = 49,670,400,954,228.48/7,876,644.90
  6. Step 6: Final answer
    x = 6,306,035.32

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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.