Home / 13,376,663.27-18,459,889.79-7,265,091.77

Finding the Fourth Proportional to 13,376,663.27, 18,459,889.79 and 7,265,091.77

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Solution

The fourth proportional to 13,376,663.27, 18,459,889.79 and 7,265,091.77 is: 10,025,877.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,376,663.27 : 18,459,889.79 = 7,265,091.77 : x
  2. Step 2: Convert to fraction form
    13,376,663.27/18,459,889.79 = 7,265,091.77/x
  3. Step 3: Cross multiply
    13,376,663.27x = 18,459,889.79 × 7,265,091.77
  4. Step 4: Simplify right side
    13,376,663.27x = 134,112,793,452,748.48
  5. Step 5: Solve for x
    x = 134,112,793,452,748.48/13,376,663.27
  6. Step 6: Final answer
    x = 10,025,877.96

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Why These Related Problems?

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