Home / 31,243,510-46,872,747.42-13,037,577.61

Finding the Fourth Proportional to 31,243,510, 46,872,747.42 and 13,037,577.61

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Solution

The fourth proportional to 31,243,510, 46,872,747.42 and 13,037,577.61 is: 19,559,488.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,243,510 : 46,872,747.42 = 13,037,577.61 : x
  2. Step 2: Convert to fraction form
    31,243,510/46,872,747.42 = 13,037,577.61/x
  3. Step 3: Cross multiply
    31,243,510x = 46,872,747.42 × 13,037,577.61
  4. Step 4: Simplify right side
    31,243,510x = 611,107,082,282,177.25
  5. Step 5: Solve for x
    x = 611,107,082,282,177.25/31,243,510
  6. Step 6: Final answer
    x = 19,559,488.75

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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.