Home / 31,101,613.80-46,649,270.82-8,384,807.40

Finding the Fourth Proportional to 31,101,613.80, 46,649,270.82 and 8,384,807.40

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Solution

The fourth proportional to 31,101,613.80, 46,649,270.82 and 8,384,807.40 is: 12,576,361.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,101,613.80 : 46,649,270.82 = 8,384,807.40 : x
  2. Step 2: Convert to fraction form
    31,101,613.80/46,649,270.82 = 8,384,807.40/x
  3. Step 3: Cross multiply
    31,101,613.80x = 46,649,270.82 × 8,384,807.40
  4. Step 4: Simplify right side
    31,101,613.80x = 391,145,151,176,140.06
  5. Step 5: Solve for x
    x = 391,145,151,176,140.06/31,101,613.80
  6. Step 6: Final answer
    x = 12,576,361.91

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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.