Home / 28,957,772.13-39,946,944.29-18,492,788.13

Finding the Fourth Proportional to 28,957,772.13, 39,946,944.29 and 18,492,788.13

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Solution

The fourth proportional to 28,957,772.13, 39,946,944.29 and 18,492,788.13 is: 25,510,608.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,957,772.13 : 39,946,944.29 = 18,492,788.13 : x
  2. Step 2: Convert to fraction form
    28,957,772.13/39,946,944.29 = 18,492,788.13/x
  3. Step 3: Cross multiply
    28,957,772.13x = 39,946,944.29 × 18,492,788.13
  4. Step 4: Simplify right side
    28,957,772.13x = 738,730,377,103,419.25
  5. Step 5: Solve for x
    x = 738,730,377,103,419.25/28,957,772.13
  6. Step 6: Final answer
    x = 25,510,608.13

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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.