Home / 28,811,908.98-43,217,937.27-11,772,581.85

Finding the Fourth Proportional to 28,811,908.98, 43,217,937.27 and 11,772,581.85

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Solution

The fourth proportional to 28,811,908.98, 43,217,937.27 and 11,772,581.85 is: 17,658,902.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,811,908.98 : 43,217,937.27 = 11,772,581.85 : x
  2. Step 2: Convert to fraction form
    28,811,908.98/43,217,937.27 = 11,772,581.85/x
  3. Step 3: Cross multiply
    28,811,908.98x = 43,217,937.27 × 11,772,581.85
  4. Step 4: Simplify right side
    28,811,908.98x = 508,786,703,899,240.56
  5. Step 5: Solve for x
    x = 508,786,703,899,240.56/28,811,908.98
  6. Step 6: Final answer
    x = 17,658,902.93

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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.