Home / 22,021,381.40-30,389,987.68-12,098,392

Finding the Fourth Proportional to 22,021,381.40, 30,389,987.68 and 12,098,392

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Solution

The fourth proportional to 22,021,381.40, 30,389,987.68 and 12,098,392 is: 16,696,045.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,021,381.40 : 30,389,987.68 = 12,098,392 : x
  2. Step 2: Convert to fraction form
    22,021,381.40/30,389,987.68 = 12,098,392/x
  3. Step 3: Cross multiply
    22,021,381.40x = 30,389,987.68 × 12,098,392
  4. Step 4: Simplify right side
    22,021,381.40x = 367,669,983,827,810.56
  5. Step 5: Solve for x
    x = 367,669,983,827,810.56/22,021,381.40
  6. Step 6: Final answer
    x = 16,696,045.41

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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.