Home / 5,216,963.40-7,825,445.10-5,028,006.60

Finding the Fourth Proportional to 5,216,963.40, 7,825,445.10 and 5,028,006.60

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Solution

The fourth proportional to 5,216,963.40, 7,825,445.10 and 5,028,006.60 is: 7,542,009.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,216,963.40 : 7,825,445.10 = 5,028,006.60 : x
  2. Step 2: Convert to fraction form
    5,216,963.40/7,825,445.10 = 5,028,006.60/x
  3. Step 3: Cross multiply
    5,216,963.40x = 7,825,445.10 × 5,028,006.60
  4. Step 4: Simplify right side
    5,216,963.40x = 39,346,389,610,737.66
  5. Step 5: Solve for x
    x = 39,346,389,610,737.66/5,216,963.40
  6. Step 6: Final answer
    x = 7,542,009.90

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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.