Home / 19,030,403.80-26,261,983.16-10,328,576.50

Finding the Fourth Proportional to 19,030,403.80, 26,261,983.16 and 10,328,576.50

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Solution

The fourth proportional to 19,030,403.80, 26,261,983.16 and 10,328,576.50 is: 14,253,449.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,030,403.80 : 26,261,983.16 = 10,328,576.50 : x
  2. Step 2: Convert to fraction form
    19,030,403.80/26,261,983.16 = 10,328,576.50/x
  3. Step 3: Cross multiply
    19,030,403.80x = 26,261,983.16 × 10,328,576.50
  4. Step 4: Simplify right side
    19,030,403.80x = 271,248,902,109,771.75
  5. Step 5: Solve for x
    x = 271,248,902,109,771.75/19,030,403.80
  6. Step 6: Final answer
    x = 14,253,449.64

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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.