Home / 19,356,426.60-29,043,971.10-13,664,394.60

Finding the Fourth Proportional to 19,356,426.60, 29,043,971.10 and 13,664,394.60

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Solution

The fourth proportional to 19,356,426.60, 29,043,971.10 and 13,664,394.60 is: 20,503,179.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,356,426.60 : 29,043,971.10 = 13,664,394.60 : x
  2. Step 2: Convert to fraction form
    19,356,426.60/29,043,971.10 = 13,664,394.60/x
  3. Step 3: Cross multiply
    19,356,426.60x = 29,043,971.10 × 13,664,394.60
  4. Step 4: Simplify right side
    19,356,426.60x = 396,868,281,861,396.06
  5. Step 5: Solve for x
    x = 396,868,281,861,396.06/19,356,426.60
  6. Step 6: Final answer
    x = 20,503,179.13

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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.