Home / 40,236,818.82-60,355,247.67-13,310,474.82

Finding the Fourth Proportional to 40,236,818.82, 60,355,247.67 and 13,310,474.82

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Solution

The fourth proportional to 40,236,818.82, 60,355,247.67 and 13,310,474.82 is: 19,965,718.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,236,818.82 : 60,355,247.67 = 13,310,474.82 : x
  2. Step 2: Convert to fraction form
    40,236,818.82/60,355,247.67 = 13,310,474.82/x
  3. Step 3: Cross multiply
    40,236,818.82x = 60,355,247.67 × 13,310,474.82
  4. Step 4: Simplify right side
    40,236,818.82x = 803,357,004,366,398.75
  5. Step 5: Solve for x
    x = 803,357,004,366,398.75/40,236,818.82
  6. Step 6: Final answer
    x = 19,965,718.66

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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.