Home / 7,392,038.40-11,079,763.20-4,198,694.40

Finding the Fourth Proportional to 7,392,038.40, 11,079,763.20 and 4,198,694.40

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Solution

The fourth proportional to 7,392,038.40, 11,079,763.20 and 4,198,694.40 is: 6,293,330.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,392,038.40 : 11,079,763.20 = 4,198,694.40 : x
  2. Step 2: Convert to fraction form
    7,392,038.40/11,079,763.20 = 4,198,694.40/x
  3. Step 3: Cross multiply
    7,392,038.40x = 11,079,763.20 × 4,198,694.40
  4. Step 4: Simplify right side
    7,392,038.40x = 46,520,539,701,166.08
  5. Step 5: Solve for x
    x = 46,520,539,701,166.08/7,392,038.40
  6. Step 6: Final answer
    x = 6,293,330.36

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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.