Home / 73,923,512.66-102,010,322.30-40,426,381.53

Finding the Fourth Proportional to 73,923,512.66, 102,010,322.30 and 40,426,381.53

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Solution

The fourth proportional to 73,923,512.66, 102,010,322.30 and 40,426,381.53 is: 55,786,150.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,923,512.66 : 102,010,322.30 = 40,426,381.53 : x
  2. Step 2: Convert to fraction form
    73,923,512.66/102,010,322.30 = 40,426,381.53/x
  3. Step 3: Cross multiply
    73,923,512.66x = 102,010,322.30 × 40,426,381.53
  4. Step 4: Simplify right side
    73,923,512.66x = 4,123,908,209,095,935.50
  5. Step 5: Solve for x
    x = 4,123,908,209,095,935.50/73,923,512.66
  6. Step 6: Final answer
    x = 55,786,150.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.