Home / 57,373,377.84-79,172,950.64-31,267,333.80

Finding the Fourth Proportional to 57,373,377.84, 79,172,950.64 and 31,267,333.80

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Solution

The fourth proportional to 57,373,377.84, 79,172,950.64 and 31,267,333.80 is: 43,147,661.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,373,377.84 : 79,172,950.64 = 31,267,333.80 : x
  2. Step 2: Convert to fraction form
    57,373,377.84/79,172,950.64 = 31,267,333.80/x
  3. Step 3: Cross multiply
    57,373,377.84x = 79,172,950.64 × 31,267,333.80
  4. Step 4: Simplify right side
    57,373,377.84x = 2,475,527,075,435,467
  5. Step 5: Solve for x
    x = 2,475,527,075,435,467/57,373,377.84
  6. Step 6: Final answer
    x = 43,147,661.31

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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.