Home / 41,207,271.84-61,812,224.82-20,725,812.72

Finding the Fourth Proportional to 41,207,271.84, 61,812,224.82 and 20,725,812.72

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Solution

The fourth proportional to 41,207,271.84, 61,812,224.82 and 20,725,812.72 is: 31,089,381.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,207,271.84 : 61,812,224.82 = 20,725,812.72 : x
  2. Step 2: Convert to fraction form
    41,207,271.84/61,812,224.82 = 20,725,812.72/x
  3. Step 3: Cross multiply
    41,207,271.84x = 61,812,224.82 × 20,725,812.72
  4. Step 4: Simplify right side
    41,207,271.84x = 1,281,108,595,425,855.75
  5. Step 5: Solve for x
    x = 1,281,108,595,425,855.75/41,207,271.84
  6. Step 6: Final answer
    x = 31,089,381.51

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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.