Home / 16,216,032.72-22,402,431.68-10,647,490.60

Finding the Fourth Proportional to 16,216,032.72, 22,402,431.68 and 10,647,490.60

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Solution

The fourth proportional to 16,216,032.72, 22,402,431.68 and 10,647,490.60 is: 14,709,496.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,216,032.72 : 22,402,431.68 = 10,647,490.60 : x
  2. Step 2: Convert to fraction form
    16,216,032.72/22,402,431.68 = 10,647,490.60/x
  3. Step 3: Cross multiply
    16,216,032.72x = 22,402,431.68 × 10,647,490.60
  4. Step 4: Simplify right side
    16,216,032.72x = 238,529,680,729,942.19
  5. Step 5: Solve for x
    x = 238,529,680,729,942.19/16,216,032.72
  6. Step 6: Final answer
    x = 14,709,496.76

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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.