Home / 43,145,255.72-64,718,125.50-14,391,312.38

Finding the Fourth Proportional to 43,145,255.72, 64,718,125.50 and 14,391,312.38

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Solution

The fourth proportional to 43,145,255.72, 64,718,125.50 and 14,391,312.38 is: 21,587,049.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,145,255.72 : 64,718,125.50 = 14,391,312.38 : x
  2. Step 2: Convert to fraction form
    43,145,255.72/64,718,125.50 = 14,391,312.38/x
  3. Step 3: Cross multiply
    43,145,255.72x = 64,718,125.50 × 14,391,312.38
  4. Step 4: Simplify right side
    43,145,255.72x = 931,378,760,718,543.75
  5. Step 5: Solve for x
    x = 931,378,760,718,543.75/43,145,255.72
  6. Step 6: Final answer
    x = 21,587,049.26

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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.