Home / 16,678,716.87-23,017,110-9,336,506.81

Finding the Fourth Proportional to 16,678,716.87, 23,017,110 and 9,336,506.81

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Solution

The fourth proportional to 16,678,716.87, 23,017,110 and 9,336,506.81 is: 12,884,648.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,678,716.87 : 23,017,110 = 9,336,506.81 : x
  2. Step 2: Convert to fraction form
    16,678,716.87/23,017,110 = 9,336,506.81/x
  3. Step 3: Cross multiply
    16,678,716.87x = 23,017,110 × 9,336,506.81
  4. Step 4: Simplify right side
    16,678,716.87x = 214,899,404,146,433.53
  5. Step 5: Solve for x
    x = 214,899,404,146,433.53/16,678,716.87
  6. Step 6: Final answer
    x = 12,884,648.49

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1.5x scale

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.