Home / 28,644,965.96-42,967,027.93-7,079,569.51

Finding the Fourth Proportional to 28,644,965.96, 42,967,027.93 and 7,079,569.51

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Solution

The fourth proportional to 28,644,965.96, 42,967,027.93 and 7,079,569.51 is: 10,619,250.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,644,965.96 : 42,967,027.93 = 7,079,569.51 : x
  2. Step 2: Convert to fraction form
    28,644,965.96/42,967,027.93 = 7,079,569.51/x
  3. Step 3: Cross multiply
    28,644,965.96x = 42,967,027.93 × 7,079,569.51
  4. Step 4: Simplify right side
    28,644,965.96x = 304,188,060,868,546.38
  5. Step 5: Solve for x
    x = 304,188,060,868,546.38/28,644,965.96
  6. Step 6: Final answer
    x = 10,619,250.21

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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.