Home / 5,201,163.77-7,177,216.23-2,908,881.59

Finding the Fourth Proportional to 5,201,163.77, 7,177,216.23 and 2,908,881.59

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Solution

The fourth proportional to 5,201,163.77, 7,177,216.23 and 2,908,881.59 is: 4,014,038.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,201,163.77 : 7,177,216.23 = 2,908,881.59 : x
  2. Step 2: Convert to fraction form
    5,201,163.77/7,177,216.23 = 2,908,881.59/x
  3. Step 3: Cross multiply
    5,201,163.77x = 7,177,216.23 × 2,908,881.59
  4. Step 4: Simplify right side
    5,201,163.77x = 20,877,672,123,010.12
  5. Step 5: Solve for x
    x = 20,877,672,123,010.12/5,201,163.77
  6. Step 6: Final answer
    x = 4,014,038.60

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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.