Home / 4,830,421.23-6,665,995.85-2,655,187.29

Finding the Fourth Proportional to 4,830,421.23, 6,665,995.85 and 2,655,187.29

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Solution

The fourth proportional to 4,830,421.23, 6,665,995.85 and 2,655,187.29 is: 3,664,166.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,830,421.23 : 6,665,995.85 = 2,655,187.29 : x
  2. Step 2: Convert to fraction form
    4,830,421.23/6,665,995.85 = 2,655,187.29/x
  3. Step 3: Cross multiply
    4,830,421.23x = 6,665,995.85 × 2,655,187.29
  4. Step 4: Simplify right side
    4,830,421.23x = 17,699,467,456,112.75
  5. Step 5: Solve for x
    x = 17,699,467,456,112.75/4,830,421.23
  6. Step 6: Final answer
    x = 3,664,166.46

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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.