Home / 7,449,683.70-11,171,901.15-2,657,529.30

Finding the Fourth Proportional to 7,449,683.70, 11,171,901.15 and 2,657,529.30

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Solution

The fourth proportional to 7,449,683.70, 11,171,901.15 and 2,657,529.30 is: 3,985,357.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,449,683.70 : 11,171,901.15 = 2,657,529.30 : x
  2. Step 2: Convert to fraction form
    7,449,683.70/11,171,901.15 = 2,657,529.30/x
  3. Step 3: Cross multiply
    7,449,683.70x = 11,171,901.15 × 2,657,529.30
  4. Step 4: Simplify right side
    7,449,683.70x = 29,689,654,642,828.70
  5. Step 5: Solve for x
    x = 29,689,654,642,828.70/7,449,683.70
  6. Step 6: Final answer
    x = 3,985,357.75

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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.