Home / 20,363,493.40-30,544,548.90-5,217,573.40

Finding the Fourth Proportional to 20,363,493.40, 30,544,548.90 and 5,217,573.40

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Solution

The fourth proportional to 20,363,493.40, 30,544,548.90 and 5,217,573.40 is: 7,826,183.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,363,493.40 : 30,544,548.90 = 5,217,573.40 : x
  2. Step 2: Convert to fraction form
    20,363,493.40/30,544,548.90 = 5,217,573.40/x
  3. Step 3: Cross multiply
    20,363,493.40x = 30,544,548.90 × 5,217,573.40
  4. Step 4: Simplify right side
    20,363,493.40x = 159,368,425,855,639.25
  5. Step 5: Solve for x
    x = 159,368,425,855,639.25/20,363,493.40
  6. Step 6: Final answer
    x = 7,826,183.00

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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.