Home / 21,850,281.40-32,763,612.30-9,072,077.80

Finding the Fourth Proportional to 21,850,281.40, 32,763,612.30 and 9,072,077.80

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Solution

The fourth proportional to 21,850,281.40, 32,763,612.30 and 9,072,077.80 is: 13,603,213.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,850,281.40 : 32,763,612.30 = 9,072,077.80 : x
  2. Step 2: Convert to fraction form
    21,850,281.40/32,763,612.30 = 9,072,077.80/x
  3. Step 3: Cross multiply
    21,850,281.40x = 32,763,612.30 × 9,072,077.80
  4. Step 4: Simplify right side
    21,850,281.40x = 297,234,039,794,637
  5. Step 5: Solve for x
    x = 297,234,039,794,637/21,850,281.40
  6. Step 6: Final answer
    x = 13,603,213.36

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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.