Home / 45,996,046.40-68,994,069.60-13,652,940.80

Finding the Fourth Proportional to 45,996,046.40, 68,994,069.60 and 13,652,940.80

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Solution

The fourth proportional to 45,996,046.40, 68,994,069.60 and 13,652,940.80 is: 20,479,411.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,996,046.40 : 68,994,069.60 = 13,652,940.80 : x
  2. Step 2: Convert to fraction form
    45,996,046.40/68,994,069.60 = 13,652,940.80/x
  3. Step 3: Cross multiply
    45,996,046.40x = 68,994,069.60 × 13,652,940.80
  4. Step 4: Simplify right side
    45,996,046.40x = 941,971,947,799,879.62
  5. Step 5: Solve for x
    x = 941,971,947,799,879.62/45,996,046.40
  6. Step 6: Final answer
    x = 20,479,411.20

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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.