Home / 19,261,628.98-28,902,376.85-9,027,528.48

Finding the Fourth Proportional to 19,261,628.98, 28,902,376.85 and 9,027,528.48

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Solution

The fourth proportional to 19,261,628.98, 28,902,376.85 and 9,027,528.48 is: 13,545,948.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,261,628.98 : 28,902,376.85 = 9,027,528.48 : x
  2. Step 2: Convert to fraction form
    19,261,628.98/28,902,376.85 = 9,027,528.48/x
  3. Step 3: Cross multiply
    19,261,628.98x = 28,902,376.85 × 9,027,528.48
  4. Step 4: Simplify right side
    19,261,628.98x = 260,917,030,107,930.06
  5. Step 5: Solve for x
    x = 260,917,030,107,930.06/19,261,628.98
  6. Step 6: Final answer
    x = 13,545,948.29

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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.