Home / 73,855,506.12-101,920,914.70-40,365,661.66

Finding the Fourth Proportional to 73,855,506.12, 101,920,914.70 and 40,365,661.66

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Solution

The fourth proportional to 73,855,506.12, 101,920,914.70 and 40,365,661.66 is: 55,704,785.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,855,506.12 : 101,920,914.70 = 40,365,661.66 : x
  2. Step 2: Convert to fraction form
    73,855,506.12/101,920,914.70 = 40,365,661.66/x
  3. Step 3: Cross multiply
    73,855,506.12x = 101,920,914.70 × 40,365,661.66
  4. Step 4: Simplify right side
    73,855,506.12x = 4,114,105,158,857,920
  5. Step 5: Solve for x
    x = 4,114,105,158,857,920/73,855,506.12
  6. Step 6: Final answer
    x = 55,704,785.94

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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.