Home / 31,104,429.60-46,656,644.40-18,318,352.80

Finding the Fourth Proportional to 31,104,429.60, 46,656,644.40 and 18,318,352.80

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Solution

The fourth proportional to 31,104,429.60, 46,656,644.40 and 18,318,352.80 is: 27,477,529.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,104,429.60 : 46,656,644.40 = 18,318,352.80 : x
  2. Step 2: Convert to fraction form
    31,104,429.60/46,656,644.40 = 18,318,352.80/x
  3. Step 3: Cross multiply
    31,104,429.60x = 46,656,644.40 × 18,318,352.80
  4. Step 4: Simplify right side
    31,104,429.60x = 854,672,872,583,344.38
  5. Step 5: Solve for x
    x = 854,672,872,583,344.38/31,104,429.60
  6. Step 6: Final answer
    x = 27,477,529.20

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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.