Home / 7,507,449.92-11,262,060.61-5,626,148.78

Finding the Fourth Proportional to 7,507,449.92, 11,262,060.61 and 5,626,148.78

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Solution

The fourth proportional to 7,507,449.92, 11,262,060.61 and 5,626,148.78 is: 8,439,886.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,507,449.92 : 11,262,060.61 = 5,626,148.78 : x
  2. Step 2: Convert to fraction form
    7,507,449.92/11,262,060.61 = 5,626,148.78/x
  3. Step 3: Cross multiply
    7,507,449.92x = 11,262,060.61 × 5,626,148.78
  4. Step 4: Simplify right side
    7,507,449.92x = 63,362,028,490,861.88
  5. Step 5: Solve for x
    x = 63,362,028,490,861.88/7,507,449.92
  6. Step 6: Final answer
    x = 8,439,886.94

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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.