Home / 14,404,388.94-19,877,777.19-7,877,997.54

Finding the Fourth Proportional to 14,404,388.94, 19,877,777.19 and 7,877,997.54

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Solution

The fourth proportional to 14,404,388.94, 19,877,777.19 and 7,877,997.54 is: 10,871,483.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,404,388.94 : 19,877,777.19 = 7,877,997.54 : x
  2. Step 2: Convert to fraction form
    14,404,388.94/19,877,777.19 = 7,877,997.54/x
  3. Step 3: Cross multiply
    14,404,388.94x = 19,877,777.19 × 7,877,997.54
  4. Step 4: Simplify right side
    14,404,388.94x = 156,597,079,803,488.12
  5. Step 5: Solve for x
    x = 156,597,079,803,488.12/14,404,388.94
  6. Step 6: Final answer
    x = 10,871,483.72

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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.