Home / 7,381,330.20-11,071,995.30-4,345,579.80

Finding the Fourth Proportional to 7,381,330.20, 11,071,995.30 and 4,345,579.80

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Solution

The fourth proportional to 7,381,330.20, 11,071,995.30 and 4,345,579.80 is: 6,518,369.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,330.20 : 11,071,995.30 = 4,345,579.80 : x
  2. Step 2: Convert to fraction form
    7,381,330.20/11,071,995.30 = 4,345,579.80/x
  3. Step 3: Cross multiply
    7,381,330.20x = 11,071,995.30 × 4,345,579.80
  4. Step 4: Simplify right side
    7,381,330.20x = 48,114,239,121,374.94
  5. Step 5: Solve for x
    x = 48,114,239,121,374.94/7,381,330.20
  6. Step 6: Final answer
    x = 6,518,369.70

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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.