Home / 5,173,761.02-7,140,010.88-2,881,922.72

Finding the Fourth Proportional to 5,173,761.02, 7,140,010.88 and 2,881,922.72

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Solution

The fourth proportional to 5,173,761.02, 7,140,010.88 and 2,881,922.72 is: 3,977,176.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,173,761.02 : 7,140,010.88 = 2,881,922.72 : x
  2. Step 2: Convert to fraction form
    5,173,761.02/7,140,010.88 = 2,881,922.72/x
  3. Step 3: Cross multiply
    5,173,761.02x = 7,140,010.88 × 2,881,922.72
  4. Step 4: Simplify right side
    5,173,761.02x = 20,576,959,579,559.61
  5. Step 5: Solve for x
    x = 20,576,959,579,559.61/5,173,761.02
  6. Step 6: Final answer
    x = 3,977,176.27

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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.