Home / 21,167,809.14-31,751,719.17-6,021,740.64

Finding the Fourth Proportional to 21,167,809.14, 31,751,719.17 and 6,021,740.64

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Solution

The fourth proportional to 21,167,809.14, 31,751,719.17 and 6,021,740.64 is: 9,032,612.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,167,809.14 : 31,751,719.17 = 6,021,740.64 : x
  2. Step 2: Convert to fraction form
    21,167,809.14/31,751,719.17 = 6,021,740.64/x
  3. Step 3: Cross multiply
    21,167,809.14x = 31,751,719.17 × 6,021,740.64
  4. Step 4: Simplify right side
    21,167,809.14x = 191,200,617,715,856.06
  5. Step 5: Solve for x
    x = 191,200,617,715,856.06/21,167,809.14
  6. Step 6: Final answer
    x = 9,032,612.51

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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.