Home / 7,642,492.11-10,546,722.45-4,157,850.51

Finding the Fourth Proportional to 7,642,492.11, 10,546,722.45 and 4,157,850.51

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Solution

The fourth proportional to 7,642,492.11, 10,546,722.45 and 4,157,850.51 is: 5,737,879.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,642,492.11 : 10,546,722.45 = 4,157,850.51 : x
  2. Step 2: Convert to fraction form
    7,642,492.11/10,546,722.45 = 4,157,850.51/x
  3. Step 3: Cross multiply
    7,642,492.11x = 10,546,722.45 × 4,157,850.51
  4. Step 4: Simplify right side
    7,642,492.11x = 43,851,695,317,560.95
  5. Step 5: Solve for x
    x = 43,851,695,317,560.95/7,642,492.11
  6. Step 6: Final answer
    x = 5,737,879.04

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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.