Home / 14,627,118.76-21,942,129.78-5,407,507.94

Finding the Fourth Proportional to 14,627,118.76, 21,942,129.78 and 5,407,507.94

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Solution

The fourth proportional to 14,627,118.76, 21,942,129.78 and 5,407,507.94 is: 8,111,798.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,627,118.76 : 21,942,129.78 = 5,407,507.94 : x
  2. Step 2: Convert to fraction form
    14,627,118.76/21,942,129.78 = 5,407,507.94/x
  3. Step 3: Cross multiply
    14,627,118.76x = 21,942,129.78 × 5,407,507.94
  4. Step 4: Simplify right side
    14,627,118.76x = 118,652,241,005,860.47
  5. Step 5: Solve for x
    x = 118,652,241,005,860.47/14,627,118.76
  6. Step 6: Final answer
    x = 8,111,798.57

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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.