Home / 5,390,579.54-7,439,652.10-3,068,036.78

Finding the Fourth Proportional to 5,390,579.54, 7,439,652.10 and 3,068,036.78

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Solution

The fourth proportional to 5,390,579.54, 7,439,652.10 and 3,068,036.78 is: 4,234,262.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,579.54 : 7,439,652.10 = 3,068,036.78 : x
  2. Step 2: Convert to fraction form
    5,390,579.54/7,439,652.10 = 3,068,036.78/x
  3. Step 3: Cross multiply
    5,390,579.54x = 7,439,652.10 × 3,068,036.78
  4. Step 4: Simplify right side
    5,390,579.54x = 22,825,126,273,204.23
  5. Step 5: Solve for x
    x = 22,825,126,273,204.23/5,390,579.54
  6. Step 6: Final answer
    x = 4,234,262.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.