Home / 16,858,070.87-23,264,128.45-9,515,967.42

Finding the Fourth Proportional to 16,858,070.87, 23,264,128.45 and 9,515,967.42

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Solution

The fourth proportional to 16,858,070.87, 23,264,128.45 and 9,515,967.42 is: 13,132,029.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,858,070.87 : 23,264,128.45 = 9,515,967.42 : x
  2. Step 2: Convert to fraction form
    16,858,070.87/23,264,128.45 = 9,515,967.42/x
  3. Step 3: Cross multiply
    16,858,070.87x = 23,264,128.45 × 9,515,967.42
  4. Step 4: Simplify right side
    16,858,070.87x = 221,380,688,384,895.09
  5. Step 5: Solve for x
    x = 221,380,688,384,895.09/16,858,070.87
  6. Step 6: Final answer
    x = 13,132,029.76

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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.