Home / 21,262,300.62-29,340,091.51-11,842,372.87

Finding the Fourth Proportional to 21,262,300.62, 29,340,091.51 and 11,842,372.87

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Solution

The fourth proportional to 21,262,300.62, 29,340,091.51 and 11,842,372.87 is: 16,341,425.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,262,300.62 : 29,340,091.51 = 11,842,372.87 : x
  2. Step 2: Convert to fraction form
    21,262,300.62/29,340,091.51 = 11,842,372.87/x
  3. Step 3: Cross multiply
    21,262,300.62x = 29,340,091.51 × 11,842,372.87
  4. Step 4: Simplify right side
    21,262,300.62x = 347,456,303,701,341.31
  5. Step 5: Solve for x
    x = 347,456,303,701,341.31/21,262,300.62
  6. Step 6: Final answer
    x = 16,341,425.60

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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.