Home / 5,113,862.10-7,669,956.02-2,081,105.46

Finding the Fourth Proportional to 5,113,862.10, 7,669,956.02 and 2,081,105.46

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Solution

The fourth proportional to 5,113,862.10, 7,669,956.02 and 2,081,105.46 is: 3,121,317.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,113,862.10 : 7,669,956.02 = 2,081,105.46 : x
  2. Step 2: Convert to fraction form
    5,113,862.10/7,669,956.02 = 2,081,105.46/x
  3. Step 3: Cross multiply
    5,113,862.10x = 7,669,956.02 × 2,081,105.46
  4. Step 4: Simplify right side
    5,113,862.10x = 15,961,987,340,776.34
  5. Step 5: Solve for x
    x = 15,961,987,340,776.34/5,113,862.10
  6. Step 6: Final answer
    x = 3,121,317.51

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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.