Home / 20,106,451.98-30,160,010.34-9,725,637.78

Finding the Fourth Proportional to 20,106,451.98, 30,160,010.34 and 9,725,637.78

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Solution

The fourth proportional to 20,106,451.98, 30,160,010.34 and 9,725,637.78 is: 14,588,617.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,106,451.98 : 30,160,010.34 = 9,725,637.78 : x
  2. Step 2: Convert to fraction form
    20,106,451.98/30,160,010.34 = 9,725,637.78/x
  3. Step 3: Cross multiply
    20,106,451.98x = 30,160,010.34 × 9,725,637.78
  4. Step 4: Simplify right side
    20,106,451.98x = 293,325,336,007,894.62
  5. Step 5: Solve for x
    x = 293,325,336,007,894.62/20,106,451.98
  6. Step 6: Final answer
    x = 14,588,617.44

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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.