Home / 28,812,400.61-43,218,674.12-11,773,073.55

Finding the Fourth Proportional to 28,812,400.61, 43,218,674.12 and 11,773,073.55

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Solution

The fourth proportional to 28,812,400.61, 43,218,674.12 and 11,773,073.55 is: 17,659,640.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,812,400.61 : 43,218,674.12 = 11,773,073.55 : x
  2. Step 2: Convert to fraction form
    28,812,400.61/43,218,674.12 = 11,773,073.55/x
  3. Step 3: Cross multiply
    28,812,400.61x = 43,218,674.12 × 11,773,073.55
  4. Step 4: Simplify right side
    28,812,400.61x = 508,816,629,177,674.25
  5. Step 5: Solve for x
    x = 508,816,629,177,674.25/28,812,400.61
  6. Step 6: Final answer
    x = 17,659,640.24

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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.