Home / 38,991,737.34-53,812,208.25-21,588,082.83

Finding the Fourth Proportional to 38,991,737.34, 53,812,208.25 and 21,588,082.83

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Solution

The fourth proportional to 38,991,737.34, 53,812,208.25 and 21,588,082.83 is: 29,793,553.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,991,737.34 : 53,812,208.25 = 21,588,082.83 : x
  2. Step 2: Convert to fraction form
    38,991,737.34/53,812,208.25 = 21,588,082.83/x
  3. Step 3: Cross multiply
    38,991,737.34x = 53,812,208.25 × 21,588,082.83
  4. Step 4: Simplify right side
    38,991,737.34x = 1,161,702,408,966,209.25
  5. Step 5: Solve for x
    x = 1,161,702,408,966,209.25/38,991,737.34
  6. Step 6: Final answer
    x = 29,793,553.41

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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.