Home / 9,294,320.64-12,826,213.32-5,219,939.76

Finding the Fourth Proportional to 9,294,320.64, 12,826,213.32 and 5,219,939.76

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Solution

The fourth proportional to 9,294,320.64, 12,826,213.32 and 5,219,939.76 is: 7,203,545.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,294,320.64 : 12,826,213.32 = 5,219,939.76 : x
  2. Step 2: Convert to fraction form
    9,294,320.64/12,826,213.32 = 5,219,939.76/x
  3. Step 3: Cross multiply
    9,294,320.64x = 12,826,213.32 × 5,219,939.76
  4. Step 4: Simplify right side
    9,294,320.64x = 66,952,060,879,309.60
  5. Step 5: Solve for x
    x = 66,952,060,879,309.60/9,294,320.64
  6. Step 6: Final answer
    x = 7,203,545.42

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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.