Home / 14,495,985.36-20,004,472.62-7,969,725.84

Finding the Fourth Proportional to 14,495,985.36, 20,004,472.62 and 7,969,725.84

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Solution

The fourth proportional to 14,495,985.36, 20,004,472.62 and 7,969,725.84 is: 10,998,228.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,495,985.36 : 20,004,472.62 = 7,969,725.84 : x
  2. Step 2: Convert to fraction form
    14,495,985.36/20,004,472.62 = 7,969,725.84/x
  3. Step 3: Cross multiply
    14,495,985.36x = 20,004,472.62 × 7,969,725.84
  4. Step 4: Simplify right side
    14,495,985.36x = 159,430,162,355,186.50
  5. Step 5: Solve for x
    x = 159,430,162,355,186.50/14,495,985.36
  6. Step 6: Final answer
    x = 10,998,228.71

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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.