Home / 22,811,825.16-31,479,114.68-13,021,880.04

Finding the Fourth Proportional to 22,811,825.16, 31,479,114.68 and 13,021,880.04

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Solution

The fourth proportional to 22,811,825.16, 31,479,114.68 and 13,021,880.04 is: 17,969,507.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,811,825.16 : 31,479,114.68 = 13,021,880.04 : x
  2. Step 2: Convert to fraction form
    22,811,825.16/31,479,114.68 = 13,021,880.04/x
  3. Step 3: Cross multiply
    22,811,825.16x = 31,479,114.68 × 13,021,880.04
  4. Step 4: Simplify right side
    22,811,825.16x = 409,917,255,128,362.94
  5. Step 5: Solve for x
    x = 409,917,255,128,362.94/22,811,825.16
  6. Step 6: Final answer
    x = 17,969,507.14

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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.