Home / 22,385,878.20-33,578,817.30-7,241,340.60

Finding the Fourth Proportional to 22,385,878.20, 33,578,817.30 and 7,241,340.60

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Solution

The fourth proportional to 22,385,878.20, 33,578,817.30 and 7,241,340.60 is: 10,862,010.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,385,878.20 : 33,578,817.30 = 7,241,340.60 : x
  2. Step 2: Convert to fraction form
    22,385,878.20/33,578,817.30 = 7,241,340.60/x
  3. Step 3: Cross multiply
    22,385,878.20x = 33,578,817.30 × 7,241,340.60
  4. Step 4: Simplify right side
    22,385,878.20x = 243,155,653,014,472.34
  5. Step 5: Solve for x
    x = 243,155,653,014,472.34/22,385,878.20
  6. Step 6: Final answer
    x = 10,862,010.90

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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.