Home / 7,759,018.92-10,707,446.40-4,321,259.76

Finding the Fourth Proportional to 7,759,018.92, 10,707,446.40 and 4,321,259.76

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Solution

The fourth proportional to 7,759,018.92, 10,707,446.40 and 4,321,259.76 is: 5,963,338.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,759,018.92 : 10,707,446.40 = 4,321,259.76 : x
  2. Step 2: Convert to fraction form
    7,759,018.92/10,707,446.40 = 4,321,259.76/x
  3. Step 3: Cross multiply
    7,759,018.92x = 10,707,446.40 × 4,321,259.76
  4. Step 4: Simplify right side
    7,759,018.92x = 46,269,657,260,676.86
  5. Step 5: Solve for x
    x = 46,269,657,260,676.86/7,759,018.92
  6. Step 6: Final answer
    x = 5,963,338.63

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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.