Home / 18,672,825.99-25,768,612.29-10,413,410.45

Finding the Fourth Proportional to 18,672,825.99, 25,768,612.29 and 10,413,410.45

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Solution

The fourth proportional to 18,672,825.99, 25,768,612.29 and 10,413,410.45 is: 14,370,569.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,672,825.99 : 25,768,612.29 = 10,413,410.45 : x
  2. Step 2: Convert to fraction form
    18,672,825.99/25,768,612.29 = 10,413,410.45/x
  3. Step 3: Cross multiply
    18,672,825.99x = 25,768,612.29 × 10,413,410.45
  4. Step 4: Simplify right side
    18,672,825.99x = 268,339,136,373,841.38
  5. Step 5: Solve for x
    x = 268,339,136,373,841.38/18,672,825.99
  6. Step 6: Final answer
    x = 14,370,569.11

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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.