Home / 28,430,524.96-42,645,754.32-9,261,251.28

Finding the Fourth Proportional to 28,430,524.96, 42,645,754.32 and 9,261,251.28

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Solution

The fourth proportional to 28,430,524.96, 42,645,754.32 and 9,261,251.28 is: 13,891,866.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,430,524.96 : 42,645,754.32 = 9,261,251.28 : x
  2. Step 2: Convert to fraction form
    28,430,524.96/42,645,754.32 = 9,261,251.28/x
  3. Step 3: Cross multiply
    28,430,524.96x = 42,645,754.32 × 9,261,251.28
  4. Step 4: Simplify right side
    28,430,524.96x = 394,953,046,782,665.50
  5. Step 5: Solve for x
    x = 394,953,046,782,665.50/28,430,524.96
  6. Step 6: Final answer
    x = 13,891,866.13

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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.