Home / 31,611,709.72-47,424,333.10-9,455,592.66

Finding the Fourth Proportional to 31,611,709.72, 47,424,333.10 and 9,455,592.66

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Solution

The fourth proportional to 31,611,709.72, 47,424,333.10 and 9,455,592.66 is: 14,185,413.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,611,709.72 : 47,424,333.10 = 9,455,592.66 : x
  2. Step 2: Convert to fraction form
    31,611,709.72/47,424,333.10 = 9,455,592.66/x
  3. Step 3: Cross multiply
    31,611,709.72x = 47,424,333.10 × 9,455,592.66
  4. Step 4: Simplify right side
    31,611,709.72x = 448,425,176,037,037.88
  5. Step 5: Solve for x
    x = 448,425,176,037,037.88/31,611,709.72
  6. Step 6: Final answer
    x = 14,185,413.57

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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.