Home / 13,117,803.27-18,102,600.14-7,316,960.73

Finding the Fourth Proportional to 13,117,803.27, 18,102,600.14 and 7,316,960.73

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Solution

The fourth proportional to 13,117,803.27, 18,102,600.14 and 7,316,960.73 is: 10,097,423.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,117,803.27 : 18,102,600.14 = 7,316,960.73 : x
  2. Step 2: Convert to fraction form
    13,117,803.27/18,102,600.14 = 7,316,960.73/x
  3. Step 3: Cross multiply
    13,117,803.27x = 18,102,600.14 × 7,316,960.73
  4. Step 4: Simplify right side
    13,117,803.27x = 132,456,014,298,687.72
  5. Step 5: Solve for x
    x = 132,456,014,298,687.72/13,117,803.27
  6. Step 6: Final answer
    x = 10,097,423.45

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.