Home / 5,377,107.60-8,065,661.40-3,781,472.40

Finding the Fourth Proportional to 5,377,107.60, 8,065,661.40 and 3,781,472.40

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Solution

The fourth proportional to 5,377,107.60, 8,065,661.40 and 3,781,472.40 is: 5,672,208.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377,107.60 : 8,065,661.40 = 3,781,472.40 : x
  2. Step 2: Convert to fraction form
    5,377,107.60/8,065,661.40 = 3,781,472.40/x
  3. Step 3: Cross multiply
    5,377,107.60x = 8,065,661.40 × 3,781,472.40
  4. Step 4: Simplify right side
    5,377,107.60x = 30,500,075,971,845.36
  5. Step 5: Solve for x
    x = 30,500,075,971,845.36/5,377,107.60
  6. Step 6: Final answer
    x = 5,672,208.60

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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.