Home / 5,705,255.76-7,872,089.40-3,381,123.84

Finding the Fourth Proportional to 5,705,255.76, 7,872,089.40 and 3,381,123.84

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Solution

The fourth proportional to 5,705,255.76, 7,872,089.40 and 3,381,123.84 is: 4,665,261.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,705,255.76 : 7,872,089.40 = 3,381,123.84 : x
  2. Step 2: Convert to fraction form
    5,705,255.76/7,872,089.40 = 3,381,123.84/x
  3. Step 3: Cross multiply
    5,705,255.76x = 7,872,089.40 × 3,381,123.84
  4. Step 4: Simplify right side
    5,705,255.76x = 26,616,509,140,951.30
  5. Step 5: Solve for x
    x = 26,616,509,140,951.30/5,705,255.76
  6. Step 6: Final answer
    x = 4,665,261.34

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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.