Home / 16,442,851.20-24,664,276.80-7,939,795.20

Finding the Fourth Proportional to 16,442,851.20, 24,664,276.80 and 7,939,795.20

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Solution

The fourth proportional to 16,442,851.20, 24,664,276.80 and 7,939,795.20 is: 11,909,692.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,442,851.20 : 24,664,276.80 = 7,939,795.20 : x
  2. Step 2: Convert to fraction form
    16,442,851.20/24,664,276.80 = 7,939,795.20/x
  3. Step 3: Cross multiply
    16,442,851.20x = 24,664,276.80 × 7,939,795.20
  4. Step 4: Simplify right side
    16,442,851.20x = 195,829,306,548,111.38
  5. Step 5: Solve for x
    x = 195,829,306,548,111.38/16,442,851.20
  6. Step 6: Final answer
    x = 11,909,692.80

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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.