Home / 7,490,274.30-11,216,403.45-4,120,674.30

Finding the Fourth Proportional to 7,490,274.30, 11,216,403.45 and 4,120,674.30

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Solution

The fourth proportional to 7,490,274.30, 11,216,403.45 and 4,120,674.30 is: 6,170,554.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,490,274.30 : 11,216,403.45 = 4,120,674.30 : x
  2. Step 2: Convert to fraction form
    7,490,274.30/11,216,403.45 = 4,120,674.30/x
  3. Step 3: Cross multiply
    7,490,274.30x = 11,216,403.45 × 4,120,674.30
  4. Step 4: Simplify right side
    7,490,274.30x = 46,219,145,434,846.33
  5. Step 5: Solve for x
    x = 46,219,145,434,846.33/7,490,274.30
  6. Step 6: Final answer
    x = 6,170,554.45

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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.