Home / 21,576,529.68-32,377,563-7,939,252.50

Finding the Fourth Proportional to 21,576,529.68, 32,377,563 and 7,939,252.50

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Solution

The fourth proportional to 21,576,529.68, 32,377,563 and 7,939,252.50 is: 11,913,577.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,576,529.68 : 32,377,563 = 7,939,252.50 : x
  2. Step 2: Convert to fraction form
    21,576,529.68/32,377,563 = 7,939,252.50/x
  3. Step 3: Cross multiply
    21,576,529.68x = 32,377,563 × 7,939,252.50
  4. Step 4: Simplify right side
    21,576,529.68x = 257,053,647,991,657.50
  5. Step 5: Solve for x
    x = 257,053,647,991,657.50/21,576,529.68
  6. Step 6: Final answer
    x = 11,913,577.01

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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.