Home / 5,219,324.16-7,827,107.28-1,806,683.52

Finding the Fourth Proportional to 5,219,324.16, 7,827,107.28 and 1,806,683.52

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Solution

The fourth proportional to 5,219,324.16, 7,827,107.28 and 1,806,683.52 is: 2,709,374.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,219,324.16 : 7,827,107.28 = 1,806,683.52 : x
  2. Step 2: Convert to fraction form
    5,219,324.16/7,827,107.28 = 1,806,683.52/x
  3. Step 3: Cross multiply
    5,219,324.16x = 7,827,107.28 × 1,806,683.52
  4. Step 4: Simplify right side
    5,219,324.16x = 14,141,105,732,048.03
  5. Step 5: Solve for x
    x = 14,141,105,732,048.03/5,219,324.16
  6. Step 6: Final answer
    x = 2,709,374.87

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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.