Home / 5,143,663.20-7,715,915.52-2,583,561.76

Finding the Fourth Proportional to 5,143,663.20, 7,715,915.52 and 2,583,561.76

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Solution

The fourth proportional to 5,143,663.20, 7,715,915.52 and 2,583,561.76 is: 3,875,553.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,143,663.20 : 7,715,915.52 = 2,583,561.76 : x
  2. Step 2: Convert to fraction form
    5,143,663.20/7,715,915.52 = 2,583,561.76/x
  3. Step 3: Cross multiply
    5,143,663.20x = 7,715,915.52 × 2,583,561.76
  4. Step 4: Simplify right side
    5,143,663.20x = 19,934,544,280,862.51
  5. Step 5: Solve for x
    x = 19,934,544,280,862.51/5,143,663.20
  6. Step 6: Final answer
    x = 3,875,553.96

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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.