Home / 30,925,144.25-42,675,529.90-17,174,994.11

Finding the Fourth Proportional to 30,925,144.25, 42,675,529.90 and 17,174,994.11

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Solution

The fourth proportional to 30,925,144.25, 42,675,529.90 and 17,174,994.11 is: 23,700,842.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,925,144.25 : 42,675,529.90 = 17,174,994.11 : x
  2. Step 2: Convert to fraction form
    30,925,144.25/42,675,529.90 = 17,174,994.11/x
  3. Step 3: Cross multiply
    30,925,144.25x = 42,675,529.90 × 17,174,994.11
  4. Step 4: Simplify right side
    30,925,144.25x = 732,951,974,673,628.88
  5. Step 5: Solve for x
    x = 732,951,974,673,628.88/30,925,144.25
  6. Step 6: Final answer
    x = 23,700,842.55

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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.