Home / 7,111,697.42-10,666,463.70-2,319,379.04

Finding the Fourth Proportional to 7,111,697.42, 10,666,463.70 and 2,319,379.04

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Solution

The fourth proportional to 7,111,697.42, 10,666,463.70 and 2,319,379.04 is: 3,478,715.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,111,697.42 : 10,666,463.70 = 2,319,379.04 : x
  2. Step 2: Convert to fraction form
    7,111,697.42/10,666,463.70 = 2,319,379.04/x
  3. Step 3: Cross multiply
    7,111,697.42x = 10,666,463.70 × 2,319,379.04
  4. Step 4: Simplify right side
    7,111,697.42x = 24,739,572,336,700.85
  5. Step 5: Solve for x
    x = 24,739,572,336,700.85/7,111,697.42
  6. Step 6: Final answer
    x = 3,478,715.54

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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.