Home / 6,378,023.60-9,563,752.20-1,889,716.40

Finding the Fourth Proportional to 6,378,023.60, 9,563,752.20 and 1,889,716.40

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Solution

The fourth proportional to 6,378,023.60, 9,563,752.20 and 1,889,716.40 is: 2,833,601.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,378,023.60 : 9,563,752.20 = 1,889,716.40 : x
  2. Step 2: Convert to fraction form
    6,378,023.60/9,563,752.20 = 1,889,716.40/x
  3. Step 3: Cross multiply
    6,378,023.60x = 9,563,752.20 × 1,889,716.40
  4. Step 4: Simplify right side
    6,378,023.60x = 18,072,779,377,876.08
  5. Step 5: Solve for x
    x = 18,072,779,377,876.08/6,378,023.60
  6. Step 6: Final answer
    x = 2,833,601.84

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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.