Home / 10,279,458.29-14,185,669.12-5,632,504.90

Finding the Fourth Proportional to 10,279,458.29, 14,185,669.12 and 5,632,504.90

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Solution

The fourth proportional to 10,279,458.29, 14,185,669.12 and 5,632,504.90 is: 7,772,865.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,279,458.29 : 14,185,669.12 = 5,632,504.90 : x
  2. Step 2: Convert to fraction form
    10,279,458.29/14,185,669.12 = 5,632,504.90/x
  3. Step 3: Cross multiply
    10,279,458.29x = 14,185,669.12 × 5,632,504.90
  4. Step 4: Simplify right side
    10,279,458.29x = 79,900,850,778,633.25
  5. Step 5: Solve for x
    x = 79,900,850,778,633.25/10,279,458.29
  6. Step 6: Final answer
    x = 7,772,865.89

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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.