Home / 21,563,082.86-29,756,828.66-11,773,496.70

Finding the Fourth Proportional to 21,563,082.86, 29,756,828.66 and 11,773,496.70

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Solution

The fourth proportional to 21,563,082.86, 29,756,828.66 and 11,773,496.70 is: 16,247,302.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,563,082.86 : 29,756,828.66 = 11,773,496.70 : x
  2. Step 2: Convert to fraction form
    21,563,082.86/29,756,828.66 = 11,773,496.70/x
  3. Step 3: Cross multiply
    21,563,082.86x = 29,756,828.66 × 11,773,496.70
  4. Step 4: Simplify right side
    21,563,082.86x = 350,341,923,972,107.94
  5. Step 5: Solve for x
    x = 350,341,923,972,107.94/21,563,082.86
  6. Step 6: Final answer
    x = 16,247,302.22

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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.