Home / 13,824,043.60-20,736,065.40-11,808,504.40

Finding the Fourth Proportional to 13,824,043.60, 20,736,065.40 and 11,808,504.40

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Solution

The fourth proportional to 13,824,043.60, 20,736,065.40 and 11,808,504.40 is: 17,712,756.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,824,043.60 : 20,736,065.40 = 11,808,504.40 : x
  2. Step 2: Convert to fraction form
    13,824,043.60/20,736,065.40 = 11,808,504.40/x
  3. Step 3: Cross multiply
    13,824,043.60x = 20,736,065.40 × 11,808,504.40
  4. Step 4: Simplify right side
    13,824,043.60x = 244,861,919,514,587.75
  5. Step 5: Solve for x
    x = 244,861,919,514,587.75/13,824,043.60
  6. Step 6: Final answer
    x = 17,712,756.60

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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.