Home / 13,824,072.60-20,736,108.90-11,808,533.40

Finding the Fourth Proportional to 13,824,072.60, 20,736,108.90 and 11,808,533.40

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Solution

The fourth proportional to 13,824,072.60, 20,736,108.90 and 11,808,533.40 is: 17,712,800.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,824,072.60 : 20,736,108.90 = 11,808,533.40 : x
  2. Step 2: Convert to fraction form
    13,824,072.60/20,736,108.90 = 11,808,533.40/x
  3. Step 3: Cross multiply
    13,824,072.60x = 20,736,108.90 × 11,808,533.40
  4. Step 4: Simplify right side
    13,824,072.60x = 244,863,034,531,687.25
  5. Step 5: Solve for x
    x = 244,863,034,531,687.25/13,824,072.60
  6. Step 6: Final answer
    x = 17,712,800.10

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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.