Home / 10,521,898.20-15,783,284.70-3,333,272.94

Finding the Fourth Proportional to 10,521,898.20, 15,783,284.70 and 3,333,272.94

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Solution

The fourth proportional to 10,521,898.20, 15,783,284.70 and 3,333,272.94 is: 5,000,047.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,521,898.20 : 15,783,284.70 = 3,333,272.94 : x
  2. Step 2: Convert to fraction form
    10,521,898.20/15,783,284.70 = 3,333,272.94/x
  3. Step 3: Cross multiply
    10,521,898.20x = 15,783,284.70 × 3,333,272.94
  4. Step 4: Simplify right side
    10,521,898.20x = 52,609,995,794,826.02
  5. Step 5: Solve for x
    x = 52,609,995,794,826.02/10,521,898.20
  6. Step 6: Final answer
    x = 5,000,047.98

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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.