Home / 12,229,928.40-18,344,892.60-3,709,851.60

Finding the Fourth Proportional to 12,229,928.40, 18,344,892.60 and 3,709,851.60

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Solution

The fourth proportional to 12,229,928.40, 18,344,892.60 and 3,709,851.60 is: 5,564,777.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,229,928.40 : 18,344,892.60 = 3,709,851.60 : x
  2. Step 2: Convert to fraction form
    12,229,928.40/18,344,892.60 = 3,709,851.60/x
  3. Step 3: Cross multiply
    12,229,928.40x = 18,344,892.60 × 3,709,851.60
  4. Step 4: Simplify right side
    12,229,928.40x = 68,056,829,163,938.16
  5. Step 5: Solve for x
    x = 68,056,829,163,938.16/12,229,928.40
  6. Step 6: Final answer
    x = 5,564,777.40

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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.