Home / 30,921,232.90-46,387,551.26-10,172,838.64

Finding the Fourth Proportional to 30,921,232.90, 46,387,551.26 and 10,172,838.64

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Solution

The fourth proportional to 30,921,232.90, 46,387,551.26 and 10,172,838.64 is: 15,261,133.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,921,232.90 : 46,387,551.26 = 10,172,838.64 : x
  2. Step 2: Convert to fraction form
    30,921,232.90/46,387,551.26 = 10,172,838.64/x
  3. Step 3: Cross multiply
    30,921,232.90x = 46,387,551.26 × 10,172,838.64
  4. Step 4: Simplify right side
    30,921,232.90x = 471,893,073,872,708.69
  5. Step 5: Solve for x
    x = 471,893,073,872,708.69/30,921,232.90
  6. Step 6: Final answer
    x = 15,261,133.84

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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.