Home / 7,629,635.83-10,528,909.96-4,144,988.29

Finding the Fourth Proportional to 7,629,635.83, 10,528,909.96 and 4,144,988.29

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Solution

The fourth proportional to 7,629,635.83, 10,528,909.96 and 4,144,988.29 is: 5,720,090.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,629,635.83 : 10,528,909.96 = 4,144,988.29 : x
  2. Step 2: Convert to fraction form
    7,629,635.83/10,528,909.96 = 4,144,988.29/x
  3. Step 3: Cross multiply
    7,629,635.83x = 10,528,909.96 × 4,144,988.29
  4. Step 4: Simplify right side
    7,629,635.83x = 43,642,208,490,664.38
  5. Step 5: Solve for x
    x = 43,642,208,490,664.38/7,629,635.83
  6. Step 6: Final answer
    x = 5,720,090.64

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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.