Home / 16,442,836.20-24,664,254.30-7,939,780.20

Finding the Fourth Proportional to 16,442,836.20, 24,664,254.30 and 7,939,780.20

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Solution

The fourth proportional to 16,442,836.20, 24,664,254.30 and 7,939,780.20 is: 11,909,670.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,442,836.20 : 24,664,254.30 = 7,939,780.20 : x
  2. Step 2: Convert to fraction form
    16,442,836.20/24,664,254.30 = 7,939,780.20/x
  3. Step 3: Cross multiply
    16,442,836.20x = 24,664,254.30 × 7,939,780.20
  4. Step 4: Simplify right side
    16,442,836.20x = 195,828,757,938,904.88
  5. Step 5: Solve for x
    x = 195,828,757,938,904.88/16,442,836.20
  6. Step 6: Final answer
    x = 11,909,670.30

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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.