Home / 28,023,057.92-42,031,748.79-7,554,846.54

Finding the Fourth Proportional to 28,023,057.92, 42,031,748.79 and 7,554,846.54

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Solution

The fourth proportional to 28,023,057.92, 42,031,748.79 and 7,554,846.54 is: 11,331,504.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,023,057.92 : 42,031,748.79 = 7,554,846.54 : x
  2. Step 2: Convert to fraction form
    28,023,057.92/42,031,748.79 = 7,554,846.54/x
  3. Step 3: Cross multiply
    28,023,057.92x = 42,031,748.79 × 7,554,846.54
  4. Step 4: Simplify right side
    28,023,057.92x = 317,543,411,916,280.69
  5. Step 5: Solve for x
    x = 317,543,411,916,280.69/28,023,057.92
  6. Step 6: Final answer
    x = 11,331,504.68

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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.