Home / 11,904,572.80-17,861,006.40-5,177,814.40

Finding the Fourth Proportional to 11,904,572.80, 17,861,006.40 and 5,177,814.40

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Solution

The fourth proportional to 11,904,572.80, 17,861,006.40 and 5,177,814.40 is: 7,768,525.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,904,572.80 : 17,861,006.40 = 5,177,814.40 : x
  2. Step 2: Convert to fraction form
    11,904,572.80/17,861,006.40 = 5,177,814.40/x
  3. Step 3: Cross multiply
    11,904,572.80x = 17,861,006.40 × 5,177,814.40
  4. Step 4: Simplify right side
    11,904,572.80x = 92,480,976,136,412.16
  5. Step 5: Solve for x
    x = 92,480,976,136,412.16/11,904,572.80
  6. Step 6: Final answer
    x = 7,768,525.40

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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.