Home / 9,344,905.60-13,989,364.80-5,556,438.40

Finding the Fourth Proportional to 9,344,905.60, 13,989,364.80 and 5,556,438.40

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Solution

The fourth proportional to 9,344,905.60, 13,989,364.80 and 5,556,438.40 is: 8,318,012.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,344,905.60 : 13,989,364.80 = 5,556,438.40 : x
  2. Step 2: Convert to fraction form
    9,344,905.60/13,989,364.80 = 5,556,438.40/x
  3. Step 3: Cross multiply
    9,344,905.60x = 13,989,364.80 × 5,556,438.40
  4. Step 4: Simplify right side
    9,344,905.60x = 77,731,043,766,328.33
  5. Step 5: Solve for x
    x = 77,731,043,766,328.33/9,344,905.60
  6. Step 6: Final answer
    x = 8,318,012.73

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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.