Home / 13,913,277.23-20,860,137.20-6,128,497.64

Finding the Fourth Proportional to 13,913,277.23, 20,860,137.20 and 6,128,497.64

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Solution

The fourth proportional to 13,913,277.23, 20,860,137.20 and 6,128,497.64 is: 9,188,439.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,913,277.23 : 20,860,137.20 = 6,128,497.64 : x
  2. Step 2: Convert to fraction form
    13,913,277.23/20,860,137.20 = 6,128,497.64/x
  3. Step 3: Cross multiply
    13,913,277.23x = 20,860,137.20 × 6,128,497.64
  4. Step 4: Simplify right side
    13,913,277.23x = 127,841,301,465,333.03
  5. Step 5: Solve for x
    x = 127,841,301,465,333.03/13,913,277.23
  6. Step 6: Final answer
    x = 9,188,439.17

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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.