Home / 16,719,254.72-23,072,824.32-9,378,715.04

Finding the Fourth Proportional to 16,719,254.72, 23,072,824.32 and 9,378,715.04

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Solution

The fourth proportional to 16,719,254.72, 23,072,824.32 and 9,378,715.04 is: 12,942,768.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,719,254.72 : 23,072,824.32 = 9,378,715.04 : x
  2. Step 2: Convert to fraction form
    16,719,254.72/23,072,824.32 = 9,378,715.04/x
  3. Step 3: Cross multiply
    16,719,254.72x = 23,072,824.32 × 9,378,715.04
  4. Step 4: Simplify right side
    16,719,254.72x = 216,393,444,465,261.75
  5. Step 5: Solve for x
    x = 216,393,444,465,261.75/16,719,254.72
  6. Step 6: Final answer
    x = 12,942,768.57

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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.