Home / 8,913,644.72-13,365,338.70-4,753,914.56

Finding the Fourth Proportional to 8,913,644.72, 13,365,338.70 and 4,753,914.56

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Solution

The fourth proportional to 8,913,644.72, 13,365,338.70 and 4,753,914.56 is: 7,128,136.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,913,644.72 : 13,365,338.70 = 4,753,914.56 : x
  2. Step 2: Convert to fraction form
    8,913,644.72/13,365,338.70 = 4,753,914.56/x
  3. Step 3: Cross multiply
    8,913,644.72x = 13,365,338.70 × 4,753,914.56
  4. Step 4: Simplify right side
    8,913,644.72x = 63,537,678,245,261.46
  5. Step 5: Solve for x
    x = 63,537,678,245,261.46/8,913,644.72
  6. Step 6: Final answer
    x = 7,128,136.72

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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.