Home / 31,783,377.80-47,675,066.70-7,848,849.80

Finding the Fourth Proportional to 31,783,377.80, 47,675,066.70 and 7,848,849.80

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Solution

The fourth proportional to 31,783,377.80, 47,675,066.70 and 7,848,849.80 is: 11,773,274.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,783,377.80 : 47,675,066.70 = 7,848,849.80 : x
  2. Step 2: Convert to fraction form
    31,783,377.80/47,675,066.70 = 7,848,849.80/x
  3. Step 3: Cross multiply
    31,783,377.80x = 47,675,066.70 × 7,848,849.80
  4. Step 4: Simplify right side
    31,783,377.80x = 374,194,437,733,281.69
  5. Step 5: Solve for x
    x = 374,194,437,733,281.69/31,783,377.80
  6. Step 6: Final answer
    x = 11,773,274.70

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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.