Home / 18,791,026.26-25,931,175.18-11,056,569.54

Finding the Fourth Proportional to 18,791,026.26, 25,931,175.18 and 11,056,569.54

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Solution

The fourth proportional to 18,791,026.26, 25,931,175.18 and 11,056,569.54 is: 15,257,806.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,791,026.26 : 25,931,175.18 = 11,056,569.54 : x
  2. Step 2: Convert to fraction form
    18,791,026.26/25,931,175.18 = 11,056,569.54/x
  3. Step 3: Cross multiply
    18,791,026.26x = 25,931,175.18 × 11,056,569.54
  4. Step 4: Simplify right side
    18,791,026.26x = 286,709,841,631,592
  5. Step 5: Solve for x
    x = 286,709,841,631,592/18,791,026.26
  6. Step 6: Final answer
    x = 15,257,806.45

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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.