Home / 28,486,043.70-39,271,697.01-18,026,857.14

Finding the Fourth Proportional to 28,486,043.70, 39,271,697.01 and 18,026,857.14

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Solution

The fourth proportional to 28,486,043.70, 39,271,697.01 and 18,026,857.14 is: 24,852,355.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,486,043.70 : 39,271,697.01 = 18,026,857.14 : x
  2. Step 2: Convert to fraction form
    28,486,043.70/39,271,697.01 = 18,026,857.14/x
  3. Step 3: Cross multiply
    28,486,043.70x = 39,271,697.01 × 18,026,857.14
  4. Step 4: Simplify right side
    28,486,043.70x = 707,945,271,644,635.12
  5. Step 5: Solve for x
    x = 707,945,271,644,635.12/28,486,043.70
  6. Step 6: Final answer
    x = 24,852,355.04

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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.