Home / 16,785,944.55-25,178,915.45-4,655,407.84

Finding the Fourth Proportional to 16,785,944.55, 25,178,915.45 and 4,655,407.84

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Solution

The fourth proportional to 16,785,944.55, 25,178,915.45 and 4,655,407.84 is: 6,983,111.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,785,944.55 : 25,178,915.45 = 4,655,407.84 : x
  2. Step 2: Convert to fraction form
    16,785,944.55/25,178,915.45 = 4,655,407.84/x
  3. Step 3: Cross multiply
    16,785,944.55x = 25,178,915.45 × 4,655,407.84
  4. Step 4: Simplify right side
    16,785,944.55x = 117,218,120,388,627.12
  5. Step 5: Solve for x
    x = 117,218,120,388,627.12/16,785,944.55
  6. Step 6: Final answer
    x = 6,983,111.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.